222245115042 has 32 divisors (see below), whose sum is σ = 479296278720. Its totient is φ = 68470894080.

The previous prime is 222245115031. The next prime is 222245115049. The reversal of 222245115042 is 240511542222.

It is not an unprimeable number, because it can be changed into a prime (222245115049) 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, 23769943 + ... + 23779290.

It is an arithmetic number, because the mean of its divisors is an integer number (14978008710).

Almost surely, 2^222245115042 is an apocalyptic number.

222245115042 is an abundant number, since it is smaller than the sum of its proper divisors (257051163678).

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

222245115042 is a wasteful number, since it uses less digits than its factorization.

222245115042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47549298.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 222245115042 its reverse (240511542222), we get a palindrome (462756657264).

The spelling of 222245115042 in words is "two hundred twenty-two billion, two hundred forty-five million, one hundred fifteen thousand, forty-two".