3121020100201 has 8 divisors (see below), whose sum is σ = 3193812432000. Its totient is φ = 3048493920528.

The previous prime is 3121020100189. The next prime is 3121020100207. The reversal of 3121020100201 is 1020010201213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3121020100201 - 2²³ = 3121011711593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3121020100207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66514306 + ... + 66561211.

It is an arithmetic number, because the mean of its divisors is an integer number (399226554000).

Almost surely, 2^{3121020100201} is an apocalyptic number.

It is an amenable number.

3121020100201 is a deficient number, since it is larger than the sum of its proper divisors (72792331799).

3121020100201 is a wasteful number, since it uses less digits than its factorization.

3121020100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133076063.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 3121020100201 its reverse (1020010201213), we get a palindrome (4141030301414).

The spelling of 3121020100201 in words is "three trillion, one hundred twenty-one billion, twenty million, one hundred thousand, two hundred one".