101200222000 has 80 divisors (see below), whose sum is σ = 248849920800. Its totient is φ = 39793939200.

The previous prime is 101200221943. The next prime is 101200222027. The reversal of 101200222000 is 222002101.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310815 + ... + 546814.

It is an arithmetic number, because the mean of its divisors is an integer number (3110624010).

Almost surely, 2^101200222000 is an apocalyptic number.

101200222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101200222000 is an abundant number, since it is smaller than the sum of its proper divisors (147649698800).

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

101200222000 is an equidigital number, since it uses as much as digits as its factorization.

101200222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857711 (or 857695 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 101200222000 its reverse (222002101), we get a palindrome (101422224101).

The spelling of 101200222000 in words is "one hundred one billion, two hundred million, two hundred twenty-two thousand".