1202120331124 has 6 divisors (see below), whose sum is σ = 2103710579474. Its totient is φ = 601060165560.

The previous prime is 1202120331091. The next prime is 1202120331127. The reversal of 1202120331124 is 4211330212021.

It can be written as a sum of positive squares in only one way, i.e., 1082806736400 + 119313594724 = 1040580^2 + 345418^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1202120331095 and 1202120331104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202120331127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150265041387 + ... + 150265041394.

Almost surely, 2^{1202120331124} is an apocalyptic number.

It is an amenable number.

1202120331124 is a deficient number, since it is larger than the sum of its proper divisors (901590248350).

1202120331124 is a wasteful number, since it uses less digits than its factorization.

1202120331124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300530082785 (or 300530082783 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1202120331124 its reverse (4211330212021), we get a palindrome (5413450543145).

The spelling of 1202120331124 in words is "one trillion, two hundred two billion, one hundred twenty million, three hundred thirty-one thousand, one hundred twenty-four".