10021202112012 has 96 divisors (see below), whose sum is σ = 28847522726400. Its totient is φ = 2636646515712.

The previous prime is 10021202111989. The next prime is 10021202112013. The reversal of 10021202112012 is 21021120212001.

It is a junction number, because it is equal to n+sod(n) for n = 10021202111982 and 10021202112000.

It is not an unprimeable number, because it can be changed into a prime (10021202112013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10493437 + ... + 11408532.

It is an arithmetic number, because the mean of its divisors is an integer number (300495028400).

Almost surely, 2^{10021202112012} is an apocalyptic number.

10021202112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10021202112012 is an abundant number, since it is smaller than the sum of its proper divisors (18826320614388).

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

10021202112012 is a wasteful number, since it uses less digits than its factorization.

10021202112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21902415 (or 21902413 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10021202112012 its reverse (21021120212001), we get a palindrome (31042322324013).

The spelling of 10021202112012 in words is "ten trillion, twenty-one billion, two hundred two million, one hundred twelve thousand, twelve".