201012211112210 has 16 divisors (see below), whose sum is σ = 361822770348696. Its totient is φ = 80404708812288.

The previous prime is 201012211112161. The next prime is 201012211112291. The reversal of 201012211112210 is 12211112210102.

It can be written as a sum of positive squares in 4 ways, for example, as 184050654841729 + 16961556270481 = 13566527^2 + 4118441^2 .

It is a super-2 number, since 2×201012211112210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17095967 + ... + 26349506.

Almost surely, 2^{201012211112210} is an apocalyptic number.

201012211112210 is a deficient number, since it is larger than the sum of its proper divisors (160810559236486).

201012211112210 is a wasteful number, since it uses less digits than its factorization.

201012211112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43908157.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201012211112210 its reverse (12211112210102), we get a palindrome (213223323322312).

The spelling of 201012211112210 in words is "two hundred one trillion, twelve billion, two hundred eleven million, one hundred twelve thousand, two hundred ten".