101010001122 has 24 divisors (see below), whose sum is σ = 220862850780. Its totient is φ = 33361100640.

The previous prime is 101010001109. The next prime is 101010001139. The reversal of 101010001122 is 221100010101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 90077416641 + 10932584481 = 300129^2 + 104559^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25739629 + ... + 25743552.

Almost surely, 2^101010001122 is an apocalyptic number.

101010001122 is an abundant number, since it is smaller than the sum of its proper divisors (119852849658).

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

101010001122 is a wasteful number, since it uses less digits than its factorization.

101010001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51483298 (or 51483295 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101010001122 its reverse (221100010101), we get a palindrome (322110011223).

The spelling of 101010001122 in words is "one hundred one billion, ten million, one thousand, one hundred twenty-two".