220122021102202 has 8 divisors (see below), whose sum is σ = 330275235805812. Its totient is φ = 110030275833600.

The previous prime is 220122021102197. The next prime is 220122021102251. The reversal of 220122021102202 is 202201120221022.

It can be written as a sum of positive squares in 2 ways, for example, as 217191518781561 + 2930502320641 = 14737419^2 + 1711871^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220122021102202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15367349799 + ... + 15367364122.

Almost surely, 2^{220122021102202} is an apocalyptic number.

220122021102202 is a deficient number, since it is larger than the sum of its proper divisors (110153214703610).

220122021102202 is a wasteful number, since it uses less digits than its factorization.

220122021102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30734717504.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220122021102202 its reverse (202201120221022), we get a palindrome (422323141323224).

The spelling of 220122021102202 in words is "two hundred twenty trillion, one hundred twenty-two billion, twenty-one million, one hundred two thousand, two hundred two".