222220112000001 has 16 divisors (see below), whose sum is σ = 304303152749568. Its totient is φ = 144141952032000.

The previous prime is 222220111999981. The next prime is 222220112000059. The reversal of 222220112000001 is 100000211022222.

It is not a de Polignac number, because 222220112000001 - 2²⁵ = 222220078445569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222220112020001) 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, 14111776 + ... + 25368926.

It is an arithmetic number, because the mean of its divisors is an integer number (19018947046848).

Almost surely, 2^{222220112000001} is an apocalyptic number.

It is an amenable number.

222220112000001 is a deficient number, since it is larger than the sum of its proper divisors (82083040749567).

222220112000001 is a wasteful number, since it uses less digits than its factorization.

222220112000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11435032.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222220112000001 its reverse (100000211022222), we get a palindrome (322220323022223).

The spelling of 222220112000001 in words is "two hundred twenty-two trillion, two hundred twenty billion, one hundred twelve million, one", and thus it is an aban number.