221412504100331 has 8 divisors (see below), whose sum is σ = 222753341998080. Its totient is φ = 220072820608872.

The previous prime is 221412504100327. The next prime is 221412504100363. The reversal of 221412504100331 is 133001405214122.

It is a happy number.

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 221412504100331 - 2² = 221412504100327 is a prime.

It is a super-2 number, since 2×221412504100331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221412504100294 and 221412504100303.

It is not an unprimeable number, because it can be changed into a prime (221412504100321) 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, 288216815 + ... + 288984008.

It is an arithmetic number, because the mean of its divisors is an integer number (27844167749760).

Almost surely, 2^{221412504100331} is an apocalyptic number.

221412504100331 is a deficient number, since it is larger than the sum of its proper divisors (1340837897749).

221412504100331 is a wasteful number, since it uses less digits than its factorization.

221412504100331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577203145.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 221412504100331 its reverse (133001405214122), we get a palindrome (354413909314453).

The spelling of 221412504100331 in words is "two hundred twenty-one trillion, four hundred twelve billion, five hundred four million, one hundred thousand, three hundred thirty-one".