20122210121002 has 16 divisors (see below), whose sum is σ = 32927640666624. Its totient is φ = 9146351440000.

The previous prime is 20122210120979. The next prime is 20122210121023. The reversal of 20122210121002 is 20012101222102.

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, 3459274 + ... + 7225717.

It is an arithmetic number, because the mean of its divisors is an integer number (2057977541664).

Almost surely, 2^{20122210121002} is an apocalyptic number.

20122210121002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20122210121002 is a deficient number, since it is larger than the sum of its proper divisors (12805430545622).

20122210121002 is a wasteful number, since it uses less digits than its factorization.

20122210121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10770605.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20122210121002 its reverse (20012101222102), we get a palindrome (40134311343104).

The spelling of 20122210121002 in words is "twenty trillion, one hundred twenty-two billion, two hundred ten million, one hundred twenty-one thousand, two".