222151004253442 has 8 divisors (see below), whose sum is σ = 363519825142032. Its totient is φ = 100977729206100.

The previous prime is 222151004253359. The next prime is 222151004253463. The reversal of 222151004253442 is 244352400151222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5048886460284 + ... + 5048886460327.

It is an arithmetic number, because the mean of its divisors is an integer number (45439978142754).

Almost surely, 2^{222151004253442} is an apocalyptic number.

222151004253442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222151004253442 is a deficient number, since it is larger than the sum of its proper divisors (141368820888590).

222151004253442 is a wasteful number, since it uses less digits than its factorization.

222151004253442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10097772920624.

The product of its (nonzero) digits is 153600, while the sum is 37.

The spelling of 222151004253442 in words is "two hundred twenty-two trillion, one hundred fifty-one billion, four million, two hundred fifty-three thousand, four hundred forty-two".