22214021392 has 10 divisors (see below), whose sum is σ = 43039666478. Its totient is φ = 11107010688.

The previous prime is 22214021377. The next prime is 22214021419. The reversal of 22214021392 is 29312041222.

It can be written as a sum of positive squares in only one way, i.e., 20800562176 + 1413459216 = 144224^2 + 37596^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22214021392.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 694188153 + ... + 694188184.

Almost surely, 2^22214021392 is an apocalyptic number.

It is an amenable number.

22214021392 is a deficient number, since it is larger than the sum of its proper divisors (20825645086).

22214021392 is a wasteful number, since it uses less digits than its factorization.

22214021392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388376345 (or 1388376339 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 22214021392 in words is "twenty-two billion, two hundred fourteen million, twenty-one thousand, three hundred ninety-two".