222054345051 has 32 divisors (see below), whose sum is σ = 376983134208. Its totient is φ = 112898583840.

The previous prime is 222054345047. The next prime is 222054345061. The reversal of 222054345051 is 150543450222.

It is a happy number.

It is not a de Polignac number, because 222054345051 - 2² = 222054345047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (222054345011) 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, 10215465 + ... + 10237178.

It is an arithmetic number, because the mean of its divisors is an integer number (11780722944).

Almost surely, 2^222054345051 is an apocalyptic number.

222054345051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222054345051 is a deficient number, since it is larger than the sum of its proper divisors (154928789157).

222054345051 is a wasteful number, since it uses less digits than its factorization.

222054345051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20452711.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 222054345051 its reverse (150543450222), we get a palindrome (372597795273).

The spelling of 222054345051 in words is "two hundred twenty-two billion, fifty-four million, three hundred forty-five thousand, fifty-one".