101011101001000 has 32 divisors (see below), whose sum is σ = 236365976344680. Its totient is φ = 40404440400000.

The previous prime is 101011101000973. The next prime is 101011101001009. The reversal of 101011101001000 is 100101110101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 67035189000004 + 33975912000996 = 8187502^2 + 5828886^2 .

It is not an unprimeable number, because it can be changed into a prime (101011101001009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50505549501 + ... + 50505551500.

Almost surely, 2^{101011101001000} is an apocalyptic number.

101011101001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101011101001000 is an abundant number, since it is smaller than the sum of its proper divisors (135354875343680).

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

101011101001000 is a wasteful number, since it uses less digits than its factorization.

101011101001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101011101022 (or 101011101008 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 101011101001000 its reverse (100101110101), we get a palindrome (101111202111101).

The spelling of 101011101001000 in words is "one hundred one trillion, eleven billion, one hundred one million, one thousand".