1202112133031 has 4 divisors (see below), whose sum is σ = 1230068229192. Its totient is φ = 1174156036872.

The previous prime is 1202112133009. The next prime is 1202112133039. The reversal of 1202112133031 is 1303312112021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1202112133031 - 2¹⁸ = 1202111870887 is a prime.

It is a super-2 number, since 2×1202112133031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1202112132994 and 1202112133012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202112133039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13978048016 + ... + 13978048101.

It is an arithmetic number, because the mean of its divisors is an integer number (307517057298).

Almost surely, 2^{1202112133031} is an apocalyptic number.

1202112133031 is a deficient number, since it is larger than the sum of its proper divisors (27956096161).

1202112133031 is an equidigital number, since it uses as much as digits as its factorization.

1202112133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27956096160.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1202112133031 its reverse (1303312112021), we get a palindrome (2505424245052).

The spelling of 1202112133031 in words is "one trillion, two hundred two billion, one hundred twelve million, one hundred thirty-three thousand, thirty-one".