222122477172701 has 4 divisors (see below), whose sum is σ = 253854259625952. Its totient is φ = 190390694719452.

The previous prime is 222122477172647. The next prime is 222122477172727. The reversal of 222122477172701 is 107271774221222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222122477172701 - 2³⁴ = 222105297303517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122077172701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15865891226615 + ... + 15865891226628.

It is an arithmetic number, because the mean of its divisors is an integer number (63463564906488).

Almost surely, 2^{222122477172701} is an apocalyptic number.

It is an amenable number.

222122477172701 is a deficient number, since it is larger than the sum of its proper divisors (31731782453251).

222122477172701 is an equidigital number, since it uses as much as digits as its factorization.

222122477172701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31731782453250.

The product of its (nonzero) digits is 614656, while the sum is 47.

The spelling of 222122477172701 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, four hundred seventy-seven million, one hundred seventy-two thousand, seven hundred one".