122021000002 has 16 divisors (see below), whose sum is σ = 199774092672. Its totient is φ = 55435378320.

The previous prime is 122020999999. The next prime is 122021000027. The reversal of 122021000002 is 200000120221.

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, 1392138 + ... + 1477189.

It is an arithmetic number, because the mean of its divisors is an integer number (12485880792).

Almost surely, 2^122021000002 is an apocalyptic number.

122021000002 is a deficient number, since it is larger than the sum of its proper divisors (77753092670).

122021000002 is a wasteful number, since it uses less digits than its factorization.

122021000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871273.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 122021000002 its reverse (200000120221), we get a palindrome (322021120223).

The spelling of 122021000002 in words is "one hundred twenty-two billion, twenty-one million, two", and thus it is an aban number.