222201120220022 has 4 divisors (see below), whose sum is σ = 333301680330036. Its totient is φ = 111100560110010.

The previous prime is 222201120220019. The next prime is 222201120220031. The reversal of 222201120220022 is 220022021102222.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 222201120219976 and 222201120220003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550280055004 + ... + 55550280055007.

It is an arithmetic number, because the mean of its divisors is an integer number (83325420082509).

Almost surely, 2^{222201120220022} is an apocalyptic number.

222201120220022 is a deficient number, since it is larger than the sum of its proper divisors (111100560110014).

222201120220022 is a wasteful number, since it uses less digits than its factorization.

222201120220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111100560110013.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222201120220022 its reverse (220022021102222), we get a palindrome (442223141322244).

The spelling of 222201120220022 in words is "two hundred twenty-two trillion, two hundred one billion, one hundred twenty million, two hundred twenty thousand, twenty-two".