2100121301022 has 16 divisors (see below), whose sum is σ = 4200521442960. Its totient is φ = 699993960192.

The previous prime is 2100121301011. The next prime is 2100121301141. The reversal of 2100121301022 is 2201031210012.

It is a junction number, because it is equal to n+sod(n) for n = 2100121300992 and 2100121301010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11520397 + ... + 11701272.

It is an arithmetic number, because the mean of its divisors is an integer number (262532590185).

Almost surely, 2^{2100121301022} is an apocalyptic number.

2100121301022 is an abundant number, since it is smaller than the sum of its proper divisors (2100400141938).

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

2100121301022 is a wasteful number, since it uses less digits than its factorization.

2100121301022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23236747.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2100121301022 its reverse (2201031210012), we get a palindrome (4301152511034).

The spelling of 2100121301022 in words is "two trillion, one hundred billion, one hundred twenty-one million, three hundred one thousand, twenty-two".