222155041430 has 32 divisors (see below), whose sum is σ = 472763442240. Its totient is φ = 73540978560.

The previous prime is 222155041417. The next prime is 222155041439. The reversal of 222155041430 is 34140551222.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 222155041393 and 222155041402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222155041439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54715961 + ... + 54720020.

It is an arithmetic number, because the mean of its divisors is an integer number (14773857570).

Almost surely, 2^222155041430 is an apocalyptic number.

222155041430 is an abundant number, since it is smaller than the sum of its proper divisors (250608400810).

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

222155041430 is a wasteful number, since it uses less digits than its factorization.

222155041430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109436024.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 222155041430 its reverse (34140551222), we get a palindrome (256295592652).

The spelling of 222155041430 in words is "two hundred twenty-two billion, one hundred fifty-five million, forty-one thousand, four hundred thirty".