221200120100092 has 18 divisors (see below), whose sum is σ = 450300244489872. Its totient is φ = 94800051471384.

The previous prime is 221200120099993. The next prime is 221200120100107. The reversal of 221200120100092 is 290001021002122.

221200120100092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564286020468 + ... + 564286020859.

Almost surely, 2^{221200120100092} is an apocalyptic number.

It is an amenable number.

221200120100092 is an abundant number, since it is smaller than the sum of its proper divisors (229100124389780).

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

221200120100092 is a wasteful number, since it uses less digits than its factorization.

221200120100092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128572041345 (or 1128572041336 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 221200120100092 in words is "two hundred twenty-one trillion, two hundred billion, one hundred twenty million, one hundred thousand, ninety-two".