1202056022138 has 16 divisors (see below), whose sum is σ = 1820198532096. Its totient is φ = 595348818480.

The previous prime is 1202056022137. The next prime is 1202056022147. The reversal of 1202056022138 is 8312206502021.

It is not an unprimeable number, because it can be changed into a prime (1202056022131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6316106 + ... + 6503637.

It is an arithmetic number, because the mean of its divisors is an integer number (113762408256).

Almost surely, 2^{1202056022138} is an apocalyptic number.

1202056022138 is a deficient number, since it is larger than the sum of its proper divisors (618142509958).

1202056022138 is a wasteful number, since it uses less digits than its factorization.

1202056022138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12820189.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 1202056022138 in words is "one trillion, two hundred two billion, fifty-six million, twenty-two thousand, one hundred thirty-eight".