10101121202112 has 56 divisors (see below), whose sum is σ = 26727130498896. Its totient is φ = 3366883258368.

The previous prime is 10101121202069. The next prime is 10101121202191. The reversal of 10101121202112 is 21120212110101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10101121202091 and 10101121202100.

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, 2933598 + ... + 5367330.

Almost surely, 2^{10101121202112} is an apocalyptic number.

10101121202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10101121202112 is an abundant number, since it is smaller than the sum of its proper divisors (16626009296784).

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

10101121202112 is a wasteful number, since it uses less digits than its factorization.

10101121202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455365 (or 2455355 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10101121202112 its reverse (21120212110101), we get a palindrome (31221333312213).

The spelling of 10101121202112 in words is "ten trillion, one hundred one billion, one hundred twenty-one million, two hundred two thousand, one hundred twelve".