22101996 has 24 divisors (see below), whose sum is σ = 58938880. Its totient is φ = 6314832.

The previous prime is 22101979. The next prime is 22102013. The reversal of 22101996 is 69910122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22101979) and next prime (22102013).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131476 + ... + 131643.

Almost surely, 2^22101996 is an apocalyptic number.

It is an amenable number.

22101996 is an abundant number, since it is smaller than the sum of its proper divisors (36836884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22101996 is a wasteful number, since it uses less digits than its factorization.

22101996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263133 (or 263131 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 22101996 is about 4701.2759970034. The cubic root of 22101996 is about 280.6362910489.

The spelling of 22101996 in words is "twenty-two million, one hundred one thousand, nine hundred ninety-six".