2100220211122 has 16 divisors (see below), whose sum is σ = 3437040161952. Its totient is φ = 954557722720.

The previous prime is 2100220211101. The next prime is 2100220211153. The reversal of 2100220211122 is 2211120220012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2100220211096 and 2100220211105.

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, 4146523 + ... + 4625374.

It is an arithmetic number, because the mean of its divisors is an integer number (214815010122).

Almost surely, 2^{2100220211122} is an apocalyptic number.

2100220211122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2100220211122 is a deficient number, since it is larger than the sum of its proper divisors (1336819950830).

2100220211122 is a wasteful number, since it uses less digits than its factorization.

2100220211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8782793.

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

Adding to 2100220211122 its reverse (2211120220012), we get a palindrome (4311340431134).

The spelling of 2100220211122 in words is "two trillion, one hundred billion, two hundred twenty million, two hundred eleven thousand, one hundred twenty-two".