222100021112001 has 16 divisors (see below), whose sum is σ = 296196654096000. Its totient is φ = 148035037703168.

The previous prime is 222100021111993. The next prime is 222100021112023. The reversal of 222100021112001 is 100211120001222.

It is a cyclic number.

It is not a de Polignac number, because 222100021112001 - 2³ = 222100021111993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222100021112041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278131900 + ... + 278929298.

It is an arithmetic number, because the mean of its divisors is an integer number (18512290881000).

Almost surely, 2^{222100021112001} is an apocalyptic number.

It is an amenable number.

222100021112001 is a deficient number, since it is larger than the sum of its proper divisors (74096632983999).

222100021112001 is a wasteful number, since it uses less digits than its factorization.

222100021112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817128.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222100021112001 its reverse (100211120001222), we get a palindrome (322311141113223).

The spelling of 222100021112001 in words is "two hundred twenty-two trillion, one hundred billion, twenty-one million, one hundred twelve thousand, one".