21716022073000 has 64 divisors (see below), whose sum is σ = 50818303383120. Its totient is φ = 8685928192000.

The previous prime is 21716022072959. The next prime is 21716022073003. The reversal of 21716022073000 is 37022061712.

It can be written as a sum of positive squares in 8 ways, for example, as 2301088760356 + 19414933312644 = 1516934^2 + 4406238^2 .

It is a super-2 number, since 2×21716022073000² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21716022073003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17761380 + ... + 18944620.

Almost surely, 2^{21716022073000} is an apocalyptic number.

21716022073000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21716022073000 is an abundant number, since it is smaller than the sum of its proper divisors (29102281310120).

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

21716022073000 is a wasteful number, since it uses less digits than its factorization.

21716022073000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201615 (or 1201601 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 21716022073000 in words is "twenty-one trillion, seven hundred sixteen billion, twenty-two million, seventy-three thousand".