122021020002 has 32 divisors (see below), whose sum is σ = 284597136000. Its totient is φ = 34863147984.

The previous prime is 122021019983. The next prime is 122021020021. The reversal of 122021020002 is 200020120221.

It is an interprime number because it is at equal distance from previous prime (122021019983) and next prime (122021020021).

It is a self number, because there is not a number n which added to its sum of digits gives 122021020002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29643477 + ... + 29647592.

It is an arithmetic number, because the mean of its divisors is an integer number (8893660500).

Almost surely, 2^122021020002 is an apocalyptic number.

122021020002 is an abundant number, since it is smaller than the sum of its proper divisors (162576115998).

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

122021020002 is an equidigital number, since it uses as much as digits as its factorization.

122021020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59291095 (or 59291081 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 122021020002 its reverse (200020120221), we get a palindrome (322041140223).

The spelling of 122021020002 in words is "one hundred twenty-two billion, twenty-one million, twenty thousand, two".