101011112021012 has 24 divisors (see below), whose sum is σ = 183169212096360. Its totient is φ = 48682847001600.

The previous prime is 101011112020873. The next prime is 101011112021123. The reversal of 101011112021012 is 210120211110101.

It can be written as a sum of positive squares in 4 ways, for example, as 49202873554576 + 51808238466436 = 7014476^2 + 7197794^2 .

It is a super-2 number, since 2×101011112021012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724377413 + ... + 724516844.

It is an arithmetic number, because the mean of its divisors is an integer number (7632050504015).

Almost surely, 2^{101011112021012} is an apocalyptic number.

It is an amenable number.

101011112021012 is a deficient number, since it is larger than the sum of its proper divisors (82158100075348).

101011112021012 is a wasteful number, since it uses less digits than its factorization.

101011112021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448894891 (or 1448894889 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101011112021012 its reverse (210120211110101), we get a palindrome (311131323131113).

The spelling of 101011112021012 in words is "one hundred one trillion, eleven billion, one hundred twelve million, twenty-one thousand, twelve".