221054031114204 has 48 divisors (see below), whose sum is σ = 518931825850368. Its totient is φ = 73237592957568.

The previous prime is 221054031114157. The next prime is 221054031114211. The reversal of 221054031114204 is 402411130450122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83500092 + ... + 86106755.

It is an arithmetic number, because the mean of its divisors is an integer number (10811079705216).

Almost surely, 2^{221054031114204} is an apocalyptic number.

It is an amenable number.

221054031114204 is an abundant number, since it is smaller than the sum of its proper divisors (297877794736164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221054031114204 is a wasteful number, since it uses less digits than its factorization.

221054031114204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169607514 (or 169607512 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 221054031114204 its reverse (402411130450122), we get a palindrome (623465161564326).

The spelling of 221054031114204 in words is "two hundred twenty-one trillion, fifty-four billion, thirty-one million, one hundred fourteen thousand, two hundred four".