1002120012210 has 32 divisors (see below), whose sum is σ = 2488022101440. Its totient is φ = 258017106368.

The previous prime is 1002120012151. The next prime is 1002120012247. The reversal of 1002120012210 is 122100212001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575930172 + ... + 575931911.

It is an arithmetic number, because the mean of its divisors is an integer number (77750690670).

Almost surely, 2^{1002120012210} is an apocalyptic number.

1002120012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002120012210 is an abundant number, since it is smaller than the sum of its proper divisors (1485902089230).

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

1002120012210 is a wasteful number, since it uses less digits than its factorization.

1002120012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151862122.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002120012210 its reverse (122100212001), we get a palindrome (1124220224211).

The spelling of 1002120012210 in words is "one trillion, two billion, one hundred twenty million, twelve thousand, two hundred ten".