20112100202010 has 64 divisors (see below), whose sum is σ = 50313513946752. Its totient is φ = 5140389931776.

The previous prime is 20112100202003. The next prime is 20112100202017. The reversal of 20112100202010 is 1020200121102.

It is an interprime number because it is at equal distance from previous prime (20112100202003) and next prime (20112100202017).

It is not an unprimeable number, because it can be changed into a prime (20112100202017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135142117 + ... + 135290856.

It is an arithmetic number, because the mean of its divisors is an integer number (786148655418).

Almost surely, 2^{20112100202010} is an apocalyptic number.

20112100202010 is an abundant number, since it is smaller than the sum of its proper divisors (30201413744742).

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

20112100202010 is a wasteful number, since it uses less digits than its factorization.

20112100202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270433087.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20112100202010 its reverse (1020200121102), we get a palindrome (21132300323112).

The spelling of 20112100202010 in words is "twenty trillion, one hundred twelve billion, one hundred million, two hundred two thousand, ten".