3121133453052 has 48 divisors (see below), whose sum is σ = 7700924120064. Its totient is φ = 982260720000.

The previous prime is 3121133452991. The next prime is 3121133453057. The reversal of 3121133453052 is 2503543311213.

It is a super-2 number, since 2×3121133453052² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121133453057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102303574 + ... + 102334077.

It is an arithmetic number, because the mean of its divisors is an integer number (160435919168).

Almost surely, 2^{3121133453052} is an apocalyptic number.

It is an amenable number.

3121133453052 is an abundant number, since it is smaller than the sum of its proper divisors (4579790667012).

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

3121133453052 is a wasteful number, since it uses less digits than its factorization.

3121133453052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204637730 (or 204637728 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 3121133453052 its reverse (2503543311213), we get a palindrome (5624676764265).

The spelling of 3121133453052 in words is "three trillion, one hundred twenty-one billion, one hundred thirty-three million, four hundred fifty-three thousand, fifty-two".