1202210121120 has 48 divisors (see below), whose sum is σ = 3786961883040. Its totient is φ = 320589365504.

The previous prime is 1202210121113. The next prime is 1202210121131. The reversal of 1202210121120 is 211210122021.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1202210121120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1252301730 + ... + 1252302689.

It is an arithmetic number, because the mean of its divisors is an integer number (78895039230).

Almost surely, 2^{1202210121120} is an apocalyptic number.

1202210121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202210121120 is an abundant number, since it is smaller than the sum of its proper divisors (2584751761920).

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

1202210121120 is a wasteful number, since it uses less digits than its factorization.

1202210121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504604437 (or 2504604429 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1202210121120 its reverse (211210122021), we get a palindrome (1413420243141).

Subtracting from 1202210121120 its reverse (211210122021), we obtain a palindrome (990999999099).

The spelling of 1202210121120 in words is "one trillion, two hundred two billion, two hundred ten million, one hundred twenty-one thousand, one hundred twenty".