10002221212100 has 108 divisors (see below), whose sum is σ = 23833881408960. Its totient is φ = 3641111510400.

The previous prime is 10002221212099. The next prime is 10002221212183. The reversal of 10002221212100 is 121212220001.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2968040 + ... + 5367839.

It is an arithmetic number, because the mean of its divisors is an integer number (220684087120).

Almost surely, 2^{10002221212100} is an apocalyptic number.

10002221212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002221212100 is an abundant number, since it is smaller than the sum of its proper divisors (13831660196860).

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

10002221212100 is a wasteful number, since it uses less digits than its factorization.

10002221212100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8335990 (or 8335970 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10002221212100 its reverse (121212220001), we get a palindrome (10123433432101).

The spelling of 10002221212100 in words is "ten trillion, two billion, two hundred twenty-one million, two hundred twelve thousand, one hundred".