1220202102000 has 160 divisors (see below), whose sum is σ = 4495921956864. Its totient is φ = 278903328000.

The previous prime is 1220202101977. The next prime is 1220202102013. The reversal of 1220202102000 is 2012020221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14484216 + ... + 14568215.

Almost surely, 2^{1220202102000} is an apocalyptic number.

1220202102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1220202102000 is an abundant number, since it is smaller than the sum of its proper divisors (3275719854864).

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

1220202102000 is a wasteful number, since it uses less digits than its factorization.

1220202102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29052464 (or 29052448 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1220202102000 its reverse (2012020221), we get a palindrome (1222214122221).

The spelling of 1220202102000 in words is "one trillion, two hundred twenty billion, two hundred two million, one hundred two thousand".