221431464501034 has 16 divisors (see below), whose sum is σ = 338570696749536. Its totient is φ = 108595055218000.

The previous prime is 221431464501019. The next prime is 221431464501097. The reversal of 221431464501034 is 430105464134122.

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, 5122386652 + ... + 5122429879.

It is an arithmetic number, because the mean of its divisors is an integer number (21160668546846).

Almost surely, 2^{221431464501034} is an apocalyptic number.

221431464501034 is a deficient number, since it is larger than the sum of its proper divisors (117139232248502).

221431464501034 is a wasteful number, since it uses less digits than its factorization.

221431464501034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10244816741.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 221431464501034 in words is "two hundred twenty-one trillion, four hundred thirty-one billion, four hundred sixty-four million, five hundred one thousand, thirty-four".