101242124004 has 36 divisors (see below), whose sum is σ = 274800052464. Its totient is φ = 28926320976.

The previous prime is 101242123993. The next prime is 101242124077. The reversal of 101242124004 is 400421242101.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86089654 + ... + 86090829.

Almost surely, 2^101242124004 is an apocalyptic number.

101242124004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

101242124004 is an abundant number, since it is smaller than the sum of its proper divisors (173557928460).

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

101242124004 is a wasteful number, since it uses less digits than its factorization.

101242124004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172180504 (or 172180495 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 101242124004 its reverse (400421242101), we get a palindrome (501663366105).

The spelling of 101242124004 in words is "one hundred one billion, two hundred forty-two million, one hundred twenty-four thousand, four".