22421331402422 has 8 divisors (see below), whose sum is σ = 33964987174272. Its totient is φ = 11099669011000.

The previous prime is 22421331402413. The next prime is 22421331402469. The reversal of 22421331402422 is 22420413312422.

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

It is a super-2 number, since 2×22421331402422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55498344854 + ... + 55498345257.

It is an arithmetic number, because the mean of its divisors is an integer number (4245623396784).

Almost surely, 2^{22421331402422} is an apocalyptic number.

22421331402422 is a deficient number, since it is larger than the sum of its proper divisors (11543655771850).

22421331402422 is a wasteful number, since it uses less digits than its factorization.

22421331402422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110996690214.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22421331402422 its reverse (22420413312422), we get a palindrome (44841744714844).

Subtracting from 22421331402422 its reverse (22420413312422), we obtain a square (918090000 = 30300²).

The spelling of 22421331402422 in words is "twenty-two trillion, four hundred twenty-one billion, three hundred thirty-one million, four hundred two thousand, four hundred twenty-two".