12121220094 has 16 divisors (see below), whose sum is σ = 24246533520. Its totient is φ = 4039724480.

The previous prime is 12121220093. The next prime is 12121220101. The reversal of 12121220094 is 49002212121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12121220093) 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, 131367 + ... + 203714.

It is an arithmetic number, because the mean of its divisors is an integer number (1515408345).

Almost surely, 2^12121220094 is an apocalyptic number.

12121220094 is an abundant number, since it is smaller than the sum of its proper divisors (12125313426).

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

12121220094 is a wasteful number, since it uses less digits than its factorization.

12121220094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341115.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 12121220094 in words is "twelve billion, one hundred twenty-one million, two hundred twenty thousand, ninety-four".