10012122021112 has 8 divisors (see below), whose sum is σ = 18772728789600. Its totient is φ = 5006061010552.

The previous prime is 10012122021103. The next prime is 10012122021113. The reversal of 10012122021112 is 21112022121001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012122021113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625757626312 + ... + 625757626327.

It is an arithmetic number, because the mean of its divisors is an integer number (2346591098700).

Almost surely, 2^{10012122021112} is an apocalyptic number.

It is an amenable number.

10012122021112 is a deficient number, since it is larger than the sum of its proper divisors (8760606768488).

10012122021112 is a wasteful number, since it uses less digits than its factorization.

10012122021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251515252645 (or 1251515252641 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10012122021112 its reverse (21112022121001), we get a palindrome (31124144142113).

The spelling of 10012122021112 in words is "ten trillion, twelve billion, one hundred twenty-two million, twenty-one thousand, one hundred twelve".