3154100020221 has 8 divisors (see below), whose sum is σ = 4237569493344. Its totient is φ = 2086681946960.

The previous prime is 3154100020213. The next prime is 3154100020273. The reversal of 3154100020221 is 1220200014513.

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 3154100020221 - 2³ = 3154100020213 is a prime.

It is a super-2 number, since 2×3154100020221² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3154100021221) 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, 4012849506 + ... + 4012850291.

It is an arithmetic number, because the mean of its divisors is an integer number (529696186668).

Almost surely, 2^{3154100020221} is an apocalyptic number.

It is an amenable number.

3154100020221 is a deficient number, since it is larger than the sum of its proper divisors (1083469473123).

3154100020221 is a wasteful number, since it uses less digits than its factorization.

3154100020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025699931.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 3154100020221 its reverse (1220200014513), we get a palindrome (4374300034734).

The spelling of 3154100020221 in words is "three trillion, one hundred fifty-four billion, one hundred million, twenty thousand, two hundred twenty-one".