101111122111010 has 64 divisors (see below), whose sum is σ = 202080770749440. Its totient is φ = 36114046691520.

The previous prime is 101111122110983. The next prime is 101111122111081. The reversal of 101111122111010 is 10111221111101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1141067 + ... + 14266193.

It is an arithmetic number, because the mean of its divisors is an integer number (3157512042960).

Almost surely, 2^{101111122111010} is an apocalyptic number.

101111122111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101111122111010 is a deficient number, since it is larger than the sum of its proper divisors (100969648638430).

101111122111010 is a wasteful number, since it uses less digits than its factorization.

101111122111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13126391.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 101111122111010 its reverse (10111221111101), we get a palindrome (111222343222111).

Subtracting from 101111122111010 its reverse (10111221111101), we obtain a palindrome (90999900999909).

The spelling of 101111122111010 in words is "one hundred one trillion, one hundred eleven billion, one hundred twenty-two million, one hundred eleven thousand, ten".