222323102140 has 24 divisors (see below), whose sum is σ = 466979092272. Its totient is φ = 88910083200.

The previous prime is 222323102123. The next prime is 222323102149. The reversal of 222323102140 is 41201323222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222323102149) 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, 1102009 + ... + 1288048.

It is an arithmetic number, because the mean of its divisors is an integer number (19457462178).

Almost surely, 2^222323102140 is an apocalyptic number.

222323102140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222323102140 is an abundant number, since it is smaller than the sum of its proper divisors (244655990132).

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

222323102140 is a wasteful number, since it uses less digits than its factorization.

222323102140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2394717 (or 2394715 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222323102140 its reverse (41201323222), we get a palindrome (263524425362).

The spelling of 222323102140 in words is "two hundred twenty-two billion, three hundred twenty-three million, one hundred two thousand, one hundred forty".