222057055120551 has 64 divisors (see below), whose sum is σ = 341251497455616. Its totient is φ = 125811909100800.

The previous prime is 222057055120529. The next prime is 222057055120559. The reversal of 222057055120551 is 155021550750222.

It is a happy number.

It is not a de Polignac number, because 222057055120551 - 2⁵ = 222057055120519 is a prime.

It is a super-2 number, since 2×222057055120551² (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 (222057055120559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28872321616 + ... + 28872329306.

It is an arithmetic number, because the mean of its divisors is an integer number (5332054647744).

Almost surely, 2^{222057055120551} is an apocalyptic number.

222057055120551 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222057055120551 is a deficient number, since it is larger than the sum of its proper divisors (119194442335065).

222057055120551 is a wasteful number, since it uses less digits than its factorization.

222057055120551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15572.

The product of its (nonzero) digits is 350000, while the sum is 42.

The spelling of 222057055120551 in words is "two hundred twenty-two trillion, fifty-seven billion, fifty-five million, one hundred twenty thousand, five hundred fifty-one".