216702122000 has 160 divisors (see below), whose sum is σ = 644906056704. Its totient is φ = 68582592000.

The previous prime is 216702121963. The next prime is 216702122053. The reversal of 216702122000 is 221207612.

It is a happy number.

It is a super-3 number, since 3×216702122000³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 413336 + ... + 777335.

Almost surely, 2^216702122000 is an apocalyptic number.

216702122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216702122000 is an abundant number, since it is smaller than the sum of its proper divisors (428203934704).

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

216702122000 is a wasteful number, since it uses less digits than its factorization.

216702122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190714 (or 1190698 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 216702122000 its reverse (221207612), we get a palindrome (216923329612).

The spelling of 216702122000 in words is "two hundred sixteen billion, seven hundred two million, one hundred twenty-two thousand".