20121010022002 has 16 divisors (see below), whose sum is σ = 30963574444320. Its totient is φ = 9803139387552.

The previous prime is 20121010021993. The next prime is 20121010022017. The reversal of 20121010022002 is 20022001012102.

It is a happy 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, 830199552 + ... + 830223787.

It is an arithmetic number, because the mean of its divisors is an integer number (1935223402770).

Almost surely, 2^{20121010022002} is an apocalyptic number.

20121010022002 is a deficient number, since it is larger than the sum of its proper divisors (10842564422318).

20121010022002 is a wasteful number, since it uses less digits than its factorization.

20121010022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660423497.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20121010022002 its reverse (20022001012102), we get a palindrome (40143011034104).

It can be divided in two parts, 201210100 and 22002, that added together give a palindrome (201232102).

The spelling of 20121010022002 in words is "twenty trillion, one hundred twenty-one billion, ten million, twenty-two thousand, two".