1102202120212 has 24 divisors (see below), whose sum is σ = 2076931221120. Its totient is φ = 509892105600.

The previous prime is 1102202120191. The next prime is 1102202120249. The reversal of 1102202120212 is 2120212022011.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 137359164 + ... + 137367187.

It is an arithmetic number, because the mean of its divisors is an integer number (86538800880).

Almost surely, 2^{1102202120212} is an apocalyptic number.

It is an amenable number.

1102202120212 is a deficient number, since it is larger than the sum of its proper divisors (974729100908).

1102202120212 is a wasteful number, since it uses less digits than its factorization.

1102202120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274726431 (or 274726429 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1102202120212 its reverse (2120212022011), we get a palindrome (3222414142223).

The spelling of 1102202120212 in words is "one trillion, one hundred two billion, two hundred two million, one hundred twenty thousand, two hundred twelve".