3122203401421 has 16 divisors (see below), whose sum is σ = 3620501236800. Its totient is φ = 2666527872768.

The previous prime is 3122203401419. The next prime is 3122203401479. The reversal of 3122203401421 is 1241043022213.

It is a cyclic number.

It is not a de Polignac number, because 3122203401421 - 2¹ = 3122203401419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122203408421) 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, 119712531 + ... + 119738608.

It is an arithmetic number, because the mean of its divisors is an integer number (226281327300).

Almost surely, 2^{3122203401421} is an apocalyptic number.

It is an amenable number.

3122203401421 is a deficient number, since it is larger than the sum of its proper divisors (498297835379).

3122203401421 is a wasteful number, since it uses less digits than its factorization.

3122203401421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239451228.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 3122203401421 its reverse (1241043022213), we get a palindrome (4363246423634).

The spelling of 3122203401421 in words is "three trillion, one hundred twenty-two billion, two hundred three million, four hundred one thousand, four hundred twenty-one".