220699517229 has 24 divisors (see below), whose sum is σ = 329759582880. Its totient is φ = 142126511328.

The previous prime is 220699517221. The next prime is 220699517237. The reversal of 220699517229 is 922715996022.

It is an interprime number because it is at equal distance from previous prime (220699517221) and next prime (220699517237).

It is not a de Polignac number, because 220699517229 - 2³ = 220699517221 is a prime.

It is a super-2 number, since 2×220699517229² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220699517221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2337747 + ... + 2430320.

It is an arithmetic number, because the mean of its divisors is an integer number (13739982620).

Almost surely, 2^220699517229 is an apocalyptic number.

It is an amenable number.

220699517229 is a deficient number, since it is larger than the sum of its proper divisors (109060065651).

220699517229 is a wasteful number, since it uses less digits than its factorization.

220699517229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4768249 (or 4768246 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 220699517229 in words is "two hundred twenty billion, six hundred ninety-nine million, five hundred seventeen thousand, two hundred twenty-nine".