2100420322244 has 24 divisors (see below), whose sum is σ = 3677142963648. Its totient is φ = 1049808146400.

The previous prime is 2100420322241. The next prime is 2100420322249. The reversal of 2100420322244 is 4422230240012.

It is not an unprimeable number, because it can be changed into a prime (2100420322241) 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, 203071337 + ... + 203081679.

It is an arithmetic number, because the mean of its divisors is an integer number (153214290152).

Almost surely, 2^{2100420322244} is an apocalyptic number.

It is an amenable number.

2100420322244 is a deficient number, since it is larger than the sum of its proper divisors (1576722641404).

2100420322244 is a wasteful number, since it uses less digits than its factorization.

2100420322244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24875 (or 24873 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 2100420322244 its reverse (4422230240012), we get a palindrome (6522650562256).

The spelling of 2100420322244 in words is "two trillion, one hundred billion, four hundred twenty million, three hundred twenty-two thousand, two hundred forty-four".