222157202751222 has 64 divisors (see below), whose sum is σ = 472681776553920. Its totient is φ = 69474568859136.

The previous prime is 222157202751167. The next prime is 222157202751223.

222157202751222 is nontrivially palindromic in base 10.

222157202751222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222157202751223) 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, 17918493 + ... + 27665624.

It is an arithmetic number, because the mean of its divisors is an integer number (7385652758655).

Almost surely, 2^{222157202751222} is an apocalyptic number.

222157202751222 is an abundant number, since it is smaller than the sum of its proper divisors (250524573802698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222157202751222 is a wasteful number, since it uses less digits than its factorization.

222157202751222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45584945.

The product of its (nonzero) digits is 313600, while the sum is 42.

It can be divided in two parts, 22215720 and 2751222, that added together give a palindrome (24966942).

The spelling of 222157202751222 in words is "two hundred twenty-two trillion, one hundred fifty-seven billion, two hundred two million, seven hundred fifty-one thousand, two hundred twenty-two".