1202111222120 has 16 divisors (see below), whose sum is σ = 2704750249860. Its totient is φ = 480844488832.

The previous prime is 1202111222077. The next prime is 1202111222149. The reversal of 1202111222120 is 212221112021.

It can be written as a sum of positive squares in 2 ways, for example, as 1196402815204 + 5708406916 = 1093802^2 + 75554^2 .

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, 15026390237 + ... + 15026390316.

Almost surely, 2^{1202111222120} is an apocalyptic number.

1202111222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202111222120 is an abundant number, since it is smaller than the sum of its proper divisors (1502639027740).

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

1202111222120 is a wasteful number, since it uses less digits than its factorization.

1202111222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30052780564 (or 30052780560 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1202111222120 its reverse (212221112021), we get a palindrome (1414332334141).

The spelling of 1202111222120 in words is "one trillion, two hundred two billion, one hundred eleven million, two hundred twenty-two thousand, one hundred twenty".