1002111220202 has 8 divisors (see below), whose sum is σ = 1504360771200. Its totient is φ = 500657629804.

The previous prime is 1002111220189. The next prime is 1002111220211. The reversal of 1002111220202 is 2020221112001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198987002 + ... + 198992037.

It is an arithmetic number, because the mean of its divisors is an integer number (188045096400).

Almost surely, 2^{1002111220202} is an apocalyptic number.

1002111220202 is a deficient number, since it is larger than the sum of its proper divisors (502249550998).

1002111220202 is a wasteful number, since it uses less digits than its factorization.

1002111220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397980300.

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

Adding to 1002111220202 its reverse (2020221112001), we get a palindrome (3022332332203).

The spelling of 1002111220202 in words is "one trillion, two billion, one hundred eleven million, two hundred twenty thousand, two hundred two".