222221012101011 has 144 divisors (see below), whose sum is σ = 430735462819200. Its totient is φ = 112754844084960.

The previous prime is 222221012100991. The next prime is 222221012101027. The reversal of 222221012101011 is 110101210122222.

222221012101011 is a `hidden beast` number, since 2 + 222 + 210 + 1 + 210 + 10 + 11 = 666.

It is not a de Polignac number, because 222221012101011 - 2³⁴ = 222203832231827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222221012101111) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 9257841 + ... + 23024978.

It is an arithmetic number, because the mean of its divisors is an integer number (2991218491800).

Almost surely, 2^{222221012101011} is an apocalyptic number.

222221012101011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222221012101011 is a deficient number, since it is larger than the sum of its proper divisors (208514450718189).

222221012101011 is a wasteful number, since it uses less digits than its factorization.

222221012101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32282907 (or 32282883 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222221012101011 its reverse (110101210122222), we get a palindrome (332322222223233).

The spelling of 222221012101011 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, twelve million, one hundred one thousand, eleven".