2100122101222 has 8 divisors (see below), whose sum is σ = 3159700322472. Its totient is φ = 1046888660400.

The previous prime is 2100122101177. The next prime is 2100122101237. The reversal of 2100122101222 is 2221012210012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2100122101222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2100122101196 and 2100122101205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1586194279 + ... + 1586195602.

It is an arithmetic number, because the mean of its divisors is an integer number (394962540309).

Almost surely, 2^{2100122101222} is an apocalyptic number.

2100122101222 is a deficient number, since it is larger than the sum of its proper divisors (1059578221250).

2100122101222 is a wasteful number, since it uses less digits than its factorization.

2100122101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3172390214.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2100122101222 its reverse (2221012210012), we get a palindrome (4321134311234).

The spelling of 2100122101222 in words is "two trillion, one hundred billion, one hundred twenty-two million, one hundred one thousand, two hundred twenty-two".