101543355031542 has 16 divisors (see below), whose sum is σ = 203493697464000. Its totient is φ = 33779953777032.

The previous prime is 101543355031529. The next prime is 101543355031543. The reversal of 101543355031542 is 245130553345101.

It is a super-2 number, since 2×101543355031542² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101543355031494 and 101543355031503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101543355031543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16957805128 + ... + 16957811115.

It is an arithmetic number, because the mean of its divisors is an integer number (12718356091500).

Almost surely, 2^{101543355031542} is an apocalyptic number.

101543355031542 is an abundant number, since it is smaller than the sum of its proper divisors (101950342432458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101543355031542 is a wasteful number, since it uses less digits than its factorization.

101543355031542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33915616747.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 101543355031542 in words is "one hundred one trillion, five hundred forty-three billion, three hundred fifty-five million, thirty-one thousand, five hundred forty-two".