222220341230142 has 16 divisors (see below), whose sum is σ = 444442193450640. Its totient is φ = 74073195244992.

The previous prime is 222220341230081. The next prime is 222220341230179. The reversal of 222220341230142 is 241032143022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61041543 + ... + 64579490.

It is an arithmetic number, because the mean of its divisors is an integer number (27777637090665).

Almost surely, 2^{222220341230142} is an apocalyptic number.

222220341230142 is an abundant number, since it is smaller than the sum of its proper divisors (222221852220498).

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

222220341230142 is a wasteful number, since it uses less digits than its factorization.

222220341230142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125915867.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 222220341230142 its reverse (241032143022222), we get a palindrome (463252484252364).

The spelling of 222220341230142 in words is "two hundred twenty-two trillion, two hundred twenty billion, three hundred forty-one million, two hundred thirty thousand, one hundred forty-two".