3121421044002 has 16 divisors (see below), whose sum is σ = 6243127894080. Its totient is φ = 1040426046992.

The previous prime is 3121421043971. The next prime is 3121421044037. The reversal of 3121421044002 is 2004401241213.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11766477 + ... + 12028832.

It is an arithmetic number, because the mean of its divisors is an integer number (390195493380).

Almost surely, 2^{3121421044002} is an apocalyptic number.

3121421044002 is an abundant number, since it is smaller than the sum of its proper divisors (3121706850078).

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

3121421044002 is a wasteful number, since it uses less digits than its factorization.

3121421044002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23817177.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 3121421044002 its reverse (2004401241213), we get a palindrome (5125822285215).

The spelling of 3121421044002 in words is "three trillion, one hundred twenty-one billion, four hundred twenty-one million, forty-four thousand, two".