20100233030212 has 12 divisors (see below), whose sum is σ = 37244549438460. Its totient is φ = 9458933190656.

The previous prime is 20100233030183. The next prime is 20100233030231. The reversal of 20100233030212 is 21203033200102.

It can be written as a sum of positive squares in 2 ways, for example, as 8716464997956 + 11383768032256 = 2952366^2 + 3373984^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20100233030212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147795831037 + ... + 147795831172.

It is an arithmetic number, because the mean of its divisors is an integer number (3103712453205).

Almost surely, 2^{20100233030212} is an apocalyptic number.

It is an amenable number.

20100233030212 is a deficient number, since it is larger than the sum of its proper divisors (17144316408248).

20100233030212 is a wasteful number, since it uses less digits than its factorization.

20100233030212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295591662230 (or 295591662228 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20100233030212 its reverse (21203033200102), we get a palindrome (41303266230314).

The spelling of 20100233030212 in words is "twenty trillion, one hundred billion, two hundred thirty-three million, thirty thousand, two hundred twelve".