2140440220100 has 72 divisors (see below), whose sum is σ = 5716621904448. Its totient is φ = 677414044800.

The previous prime is 2140440220099. The next prime is 2140440220169. The reversal of 2140440220100 is 10220440412.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117597506 + ... + 117615705.

Almost surely, 2^{2140440220100} is an apocalyptic number.

2140440220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2140440220100 is an abundant number, since it is smaller than the sum of its proper divisors (3576181684348).

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

2140440220100 is a wasteful number, since it uses less digits than its factorization.

2140440220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235213245 (or 235213238 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2140440220100 its reverse (10220440412), we get a palindrome (2150660660512).

The spelling of 2140440220100 in words is "two trillion, one hundred forty billion, four hundred forty million, two hundred twenty thousand, one hundred".