101210111111434 has 16 divisors (see below), whose sum is σ = 165112001528040. Its totient is φ = 46249860369600.

The previous prime is 101210111111407. The next prime is 101210111111491. The reversal of 101210111111434 is 434111111012101.

It can be written as a sum of positive squares in 4 ways, for example, as 101074169209225 + 135941902209 = 10053565^2 + 368703^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19270772529 + ... + 19270777780.

Almost surely, 2^{101210111111434} is an apocalyptic number.

101210111111434 is a deficient number, since it is larger than the sum of its proper divisors (63901890416606).

101210111111434 is a wasteful number, since it uses less digits than its factorization.

101210111111434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38541550425.

The product of its (nonzero) digits is 96, while the sum is 22.

Adding to 101210111111434 its reverse (434111111012101), we get a palindrome (535321222123535).

The spelling of 101210111111434 in words is "one hundred one trillion, two hundred ten billion, one hundred eleven million, one hundred eleven thousand, four hundred thirty-four".