101222311134 has 64 divisors (see below), whose sum is σ = 234712276992. Its totient is φ = 28502594400.

The previous prime is 101222311093. The next prime is 101222311147. The reversal of 101222311134 is 431113222101.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 101222311134.

It is a congruent number.

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, 11228689 + ... + 11237699.

It is an arithmetic number, because the mean of its divisors is an integer number (3667379328).

Almost surely, 2^101222311134 is an apocalyptic number.

101222311134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 101222311134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117356138496).

101222311134 is an abundant number, since it is smaller than the sum of its proper divisors (133489965858).

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

101222311134 is a wasteful number, since it uses less digits than its factorization.

101222311134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12861.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 101222311134 its reverse (431113222101), we get a palindrome (532335533235).

The spelling of 101222311134 in words is "one hundred one billion, two hundred twenty-two million, three hundred eleven thousand, one hundred thirty-four".