2202021212120 has 64 divisors (see below), whose sum is σ = 5059078002720. Its totient is φ = 862298072064.

The previous prime is 2202021212117. The next prime is 2202021212161. The reversal of 2202021212120 is 212121202022.

It is a happy number.

It is a congruent number.

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, 167582 + ... + 2105261.

Almost surely, 2^{2202021212120} is an apocalyptic number.

2202021212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202021212120 is an abundant number, since it is smaller than the sum of its proper divisors (2857056790600).

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

2202021212120 is a wasteful number, since it uses less digits than its factorization.

2202021212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273364 (or 2273360 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2202021212120 its reverse (212121202022), we get a palindrome (2414142414142).

The spelling of 2202021212120 in words is "two trillion, two hundred two billion, twenty-one million, two hundred twelve thousand, one hundred twenty".