1012101011200 has 108 divisors (see below), whose sum is σ = 2652467731200. Its totient is φ = 381026222080.

The previous prime is 1012101011189. The next prime is 1012101011231. The reversal of 1012101011200 is 21101012101.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4542400 + ... + 4759999.

It is an arithmetic number, because the mean of its divisors is an integer number (24559886400).

Almost surely, 2^{1012101011200} is an apocalyptic number.

1012101011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012101011200 is an abundant number, since it is smaller than the sum of its proper divisors (1640366720000).

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

1012101011200 is an equidigital number, since it uses as much as digits as its factorization.

1012101011200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9302442 (or 9302423 counting only the distinct ones).

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

Adding to 1012101011200 its reverse (21101012101), we get a palindrome (1033202023301).

Subtracting from 1012101011200 its reverse (21101012101), we obtain a palindrome (990999999099).

The spelling of 1012101011200 in words is "one trillion, twelve billion, one hundred one million, eleven thousand, two hundred".