123221101294 has 16 divisors (see below), whose sum is σ = 188365399200. Its totient is φ = 60438051360.

The previous prime is 123221101249. The next prime is 123221101307. The reversal of 123221101294 is 492101122321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1308394 + ... + 1399405.

It is an arithmetic number, because the mean of its divisors is an integer number (11772837450).

Almost surely, 2^123221101294 is an apocalyptic number.

123221101294 is a deficient number, since it is larger than the sum of its proper divisors (65144297906).

123221101294 is a wasteful number, since it uses less digits than its factorization.

123221101294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708235.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 123221101294 in words is "one hundred twenty-three billion, two hundred twenty-one million, one hundred one thousand, two hundred ninety-four".