22032010171220 has 24 divisors (see below), whose sum is σ = 52876824411264. Its totient is φ = 7553832058656.

The previous prime is 22032010171187. The next prime is 22032010171231. The reversal of 22032010171220 is 2217101023022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78685750472 + ... + 78685750751.

It is an arithmetic number, because the mean of its divisors is an integer number (2203201017136).

Almost surely, 2^{22032010171220} is an apocalyptic number.

22032010171220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22032010171220 is an abundant number, since it is smaller than the sum of its proper divisors (30844814240044).

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

22032010171220 is a wasteful number, since it uses less digits than its factorization.

22032010171220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157371501239 (or 157371501237 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 22032010171220 its reverse (2217101023022), we get a palindrome (24249111194242).

The spelling of 22032010171220 in words is "twenty-two trillion, thirty-two billion, ten million, one hundred seventy-one thousand, two hundred twenty".