22121343022 has 4 divisors (see below), whose sum is σ = 33182014536. Its totient is φ = 11060671510.

The previous prime is 22121343019. The next prime is 22121343053. The reversal of 22121343022 is 22034312122.

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

It is a junction number, because it is equal to n+sod(n) for n = 22121342984 and 22121343002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5530335754 + ... + 5530335757.

It is an arithmetic number, because the mean of its divisors is an integer number (8295503634).

Almost surely, 2^22121343022 is an apocalyptic number.

22121343022 is a deficient number, since it is larger than the sum of its proper divisors (11060671514).

22121343022 is a wasteful number, since it uses less digits than its factorization.

22121343022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060671513.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22121343022 its reverse (22034312122), we get a palindrome (44155655144).

The spelling of 22121343022 in words is "twenty-two billion, one hundred twenty-one million, three hundred forty-three thousand, twenty-two".