21462227032 has 16 divisors (see below), whose sum is σ = 41223180600. Its totient is φ = 10469378880.

The previous prime is 21462227023. The next prime is 21462227041. The reversal of 21462227032 is 23072226412.

It is an interprime number because it is at equal distance from previous prime (21462227023) and next prime (21462227041).

It is a super-2 number, since 2×21462227032² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21462226985 and 21462227003.

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, 32716482 + ... + 32717137.

Almost surely, 2^21462227032 is an apocalyptic number.

It is an amenable number.

21462227032 is a deficient number, since it is larger than the sum of its proper divisors (19760953568).

21462227032 is a wasteful number, since it uses less digits than its factorization.

21462227032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65433666 (or 65433662 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 21462227032 in words is "twenty-one billion, four hundred sixty-two million, two hundred twenty-seven thousand, thirty-two".