100211121111010 has 32 divisors (see below), whose sum is σ = 222006176001792. Its totient is φ = 31715167999680.

The previous prime is 100211121110959. The next prime is 100211121111041. The reversal of 100211121111010 is 10111121112001.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55061054646 + ... + 55061056465.

It is an arithmetic number, because the mean of its divisors is an integer number (6937693000056).

Almost surely, 2^{100211121111010} is an apocalyptic number.

100211121111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100211121111010 is an abundant number, since it is smaller than the sum of its proper divisors (121795054890782).

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

100211121111010 is a wasteful number, since it uses less digits than its factorization.

100211121111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110122111138.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100211121111010 its reverse (10111121112001), we get a palindrome (110322242223011).

Subtracting from 100211121111010 its reverse (10111121112001), we obtain a palindrome (90099999999009).

The spelling of 100211121111010 in words is "one hundred trillion, two hundred eleven billion, one hundred twenty-one million, one hundred eleven thousand, ten".