3121232133002 has 4 divisors (see below), whose sum is σ = 4681848199506. Its totient is φ = 1560616066500.

The previous prime is 3121232132969. The next prime is 3121232133049. The reversal of 3121232133002 is 2003312321213.

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

It can be written as a sum of positive squares in only one way, i.e., 3060508823761 + 60723309241 = 1749431^2 + 246421^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 780308033249 + ... + 780308033252.

Almost surely, 2^{3121232133002} is an apocalyptic number.

3121232133002 is a deficient number, since it is larger than the sum of its proper divisors (1560616066504).

3121232133002 is a wasteful number, since it uses less digits than its factorization.

3121232133002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560616066503.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3121232133002 its reverse (2003312321213), we get a palindrome (5124544454215).

The spelling of 3121232133002 in words is "three trillion, one hundred twenty-one billion, two hundred thirty-two million, one hundred thirty-three thousand, two".