20032212090 has 64 divisors (see below), whose sum is σ = 54139871232. Its totient is φ = 4699636800.

The previous prime is 20032212077. The next prime is 20032212103. The reversal of 20032212090 is 9021223002.

It is an interprime number because it is at equal distance from previous prime (20032212077) and next prime (20032212103).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 968862 + ... + 989321.

It is an arithmetic number, because the mean of its divisors is an integer number (845935488).

Almost surely, 2^20032212090 is an apocalyptic number.

20032212090 is an abundant number, since it is smaller than the sum of its proper divisors (34107659142).

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

20032212090 is a wasteful number, since it uses less digits than its factorization.

20032212090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958235.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20032212090 its reverse (9021223002), we get a palindrome (29053435092).

The spelling of 20032212090 in words is "twenty billion, thirty-two million, two hundred twelve thousand, ninety".