1011122011000 has 32 divisors (see below), whose sum is σ = 2366025508080. Its totient is φ = 404448804000.

The previous prime is 1011122010979. The next prime is 1011122011007. The reversal of 1011122011000 is 1102211101.

It is a super-2 number, since 2×1011122011000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011122011007) 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, 505560006 + ... + 505562005.

Almost surely, 2^{1011122011000} is an apocalyptic number.

1011122011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011122011000 is an abundant number, since it is smaller than the sum of its proper divisors (1354903497080).

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

1011122011000 is a wasteful number, since it uses less digits than its factorization.

1011122011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011122032 (or 1011122018 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1011122011000 its reverse (1102211101), we get a palindrome (1012224222101).

It can be divided in two parts, 101112 and 2011000, that added together give a palindrome (2112112).

The spelling of 1011122011000 in words is "one trillion, eleven billion, one hundred twenty-two million, eleven thousand".