2142015345511 has 2 divisors, whose sum is σ = 2142015345512. Its totient is φ = 2142015345510.

The previous prime is 2142015345413. The next prime is 2142015345529. The reversal of 2142015345511 is 1155435102412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2142015345511 - 2¹¹ = 2142015343463 is a prime.

It is a super-2 number, since 2×2142015345511² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142015345551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071007672755 + 1071007672756.

It is an arithmetic number, because the mean of its divisors is an integer number (1071007672756).

Almost surely, 2^{2142015345511} is an apocalyptic number.

2142015345511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142015345511 is an equidigital number, since it uses as much as digits as its factorization.

2142015345511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 2142015345511 in words is "two trillion, one hundred forty-two billion, fifteen million, three hundred forty-five thousand, five hundred eleven".