1222100100192 has 96 divisors (see below), whose sum is σ = 3292887929184. Its totient is φ = 396721152000.

The previous prime is 1222100100191. The next prime is 1222100100211. The reversal of 1222100100192 is 2910010012221.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222100100191) 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, 441673 + ... + 1624584.

It is an arithmetic number, because the mean of its divisors is an integer number (34300915929).

Almost surely, 2^{1222100100192} is an apocalyptic number.

1222100100192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1222100100192 is an abundant number, since it is smaller than the sum of its proper divisors (2070787828992).

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

1222100100192 is a wasteful number, since it uses less digits than its factorization.

1222100100192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066432 (or 2066424 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 1222100100192 in words is "one trillion, two hundred twenty-two billion, one hundred million, one hundred thousand, one hundred ninety-two".