22101520123 has 8 divisors (see below), whose sum is σ = 23899516992. Its totient is φ = 20358846336.

The previous prime is 22101520109. The next prime is 22101520159. The reversal of 22101520123 is 32102510122.

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

It is a cyclic number.

It is not a de Polignac number, because 22101520123 - 2³³ = 13511585531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22101520123.

It is not an unprimeable number, because it can be changed into a prime (22101520193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13829940 + ... + 13831537.

It is an arithmetic number, because the mean of its divisors is an integer number (2987439624).

Almost surely, 2^22101520123 is an apocalyptic number.

22101520123 is a deficient number, since it is larger than the sum of its proper divisors (1797996869).

22101520123 is a wasteful number, since it uses less digits than its factorization.

22101520123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27661541.

The product of its (nonzero) digits is 240, while the sum is 19.

The spelling of 22101520123 in words is "twenty-two billion, one hundred one million, five hundred twenty thousand, one hundred twenty-three".