10210021012012 has 72 divisors (see below), whose sum is σ = 20140768715760. Its totient is φ = 4513219476480.

The previous prime is 10210021012007. The next prime is 10210021012013. The reversal of 10210021012012 is 21021012001201.

It is a junction number, because it is equal to n+sod(n) for n = 10210021011983 and 10210021012001.

It is not an unprimeable number, because it can be changed into a prime (10210021012013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1448653 + ... + 4745380.

It is an arithmetic number, because the mean of its divisors is an integer number (279732898830).

Almost surely, 2^{10210021012012} is an apocalyptic number.

It is an amenable number.

10210021012012 is a deficient number, since it is larger than the sum of its proper divisors (9930747703748).

10210021012012 is a wasteful number, since it uses less digits than its factorization.

10210021012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6194143 (or 6194118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10210021012012 its reverse (21021012001201), we get a palindrome (31231033013213).

The spelling of 10210021012012 in words is "ten trillion, two hundred ten billion, twenty-one million, twelve thousand, twelve".