2100122003020 has 48 divisors (see below), whose sum is σ = 4416558749568. Its totient is φ = 838848890880.

The previous prime is 2100122002967. The next prime is 2100122003027. The reversal of 2100122003020 is 203002210012.

It is not an unprimeable number, because it can be changed into a prime (2100122003027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67345672 + ... + 67376848.

It is an arithmetic number, because the mean of its divisors is an integer number (92011640616).

Almost surely, 2^{2100122003020} is an apocalyptic number.

2100122003020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100122003020 is an abundant number, since it is smaller than the sum of its proper divisors (2316436746548).

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

2100122003020 is a wasteful number, since it uses less digits than its factorization.

2100122003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35890 (or 35888 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 2100122003020 its reverse (203002210012), we get a palindrome (2303124213032).

The spelling of 2100122003020 in words is "two trillion, one hundred billion, one hundred twenty-two million, three thousand, twenty".