221431416334574 has 8 divisors (see below), whose sum is σ = 335571321661968. Its totient is φ = 109574309113920.

The previous prime is 221431416334573. The next prime is 221431416334613. The reversal of 221431416334574 is 475433614134122.

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

It is a super-2 number, since 2×221431416334574² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221431416334571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570699526442 + ... + 570699526829.

It is an arithmetic number, because the mean of its divisors is an integer number (41946415207746).

Almost surely, 2^{221431416334574} is an apocalyptic number.

221431416334574 is a deficient number, since it is larger than the sum of its proper divisors (114139905327394).

221431416334574 is a wasteful number, since it uses less digits than its factorization.

221431416334574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141399053370.

The product of its digits is 5806080, while the sum is 50.

The spelling of 221431416334574 in words is "two hundred twenty-one trillion, four hundred thirty-one billion, four hundred sixteen million, three hundred thirty-four thousand, five hundred seventy-four".