3121130222002 has 32 divisors (see below), whose sum is σ = 5114409854400. Its totient is φ = 1419930932160.

The previous prime is 3121130221991. The next prime is 3121130222017. The reversal of 3121130222002 is 2002220311213.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2567548 + ... + 3582535.

It is an arithmetic number, because the mean of its divisors is an integer number (159825307950).

Almost surely, 2^{3121130222002} is an apocalyptic number.

3121130222002 is a deficient number, since it is larger than the sum of its proper divisors (1993279632398).

3121130222002 is a wasteful number, since it uses less digits than its factorization.

3121130222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6150378.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 3121130222002 its reverse (2002220311213), we get a palindrome (5123350533215).

The spelling of 3121130222002 in words is "three trillion, one hundred twenty-one billion, one hundred thirty million, two hundred twenty-two thousand, two".