22001313142 has 4 divisors (see below), whose sum is σ = 33001969716. Its totient is φ = 11000656570.

The previous prime is 22001313137. The next prime is 22001313157. The reversal of 22001313142 is 24131310022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500328284 + ... + 5500328287.

It is an arithmetic number, because the mean of its divisors is an integer number (8250492429).

Almost surely, 2^22001313142 is an apocalyptic number.

22001313142 is a deficient number, since it is larger than the sum of its proper divisors (11000656574).

22001313142 is a wasteful number, since it uses less digits than its factorization.

22001313142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000656573.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22001313142 its reverse (24131310022), we get a palindrome (46132623164).

The spelling of 22001313142 in words is "twenty-two billion, one million, three hundred thirteen thousand, one hundred forty-two".