222202012022111 has 32 divisors (see below), whose sum is σ = 250524031887360. Its totient is φ = 195328192752000.

The previous prime is 222202012022101. The next prime is 222202012022149. The reversal of 222202012022111 is 111220210202222.

It is not a de Polignac number, because 222202012022111 - 2⁴² = 217803965511007 is a prime.

It is a super-2 number, since 2×222202012022111² (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 (222202012022101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423149705 + ... + 423674493.

It is an arithmetic number, because the mean of its divisors is an integer number (7828875996480).

Almost surely, 2^{222202012022111} is an apocalyptic number.

222202012022111 is a deficient number, since it is larger than the sum of its proper divisors (28322019865249).

222202012022111 is a wasteful number, since it uses less digits than its factorization.

222202012022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533807.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222202012022111 its reverse (111220210202222), we get a palindrome (333422222224333).

The spelling of 222202012022111 in words is "two hundred twenty-two trillion, two hundred two billion, twelve million, twenty-two thousand, one hundred eleven".