211012122201010 has 64 divisors (see below), whose sum is σ = 436215821731200. Its totient is φ = 72801551895552.

The previous prime is 211012122200941. The next prime is 211012122201017. The reversal of 211012122201010 is 10102221210112.

It is a super-2 number, since 2×211012122201010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211012122201017) 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, 343148200 + ... + 343762579.

It is an arithmetic number, because the mean of its divisors is an integer number (6815872214550).

Almost surely, 2^{211012122201010} is an apocalyptic number.

211012122201010 is an abundant number, since it is smaller than the sum of its proper divisors (225203699530190).

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

211012122201010 is a wasteful number, since it uses less digits than its factorization.

211012122201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686910955.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211012122201010 its reverse (10102221210112), we get a palindrome (221114343411122).

The spelling of 211012122201010 in words is "two hundred eleven trillion, twelve billion, one hundred twenty-two million, two hundred one thousand, ten".