20346602012200 has 24 divisors (see below), whose sum is σ = 47305849678830. Its totient is φ = 8138640804800.

The previous prime is 20346602012197. The next prime is 20346602012213. The reversal of 20346602012200 is 221020664302.

It can be written as a sum of positive squares in 3 ways, for example, as 14811244737444 + 5535357274756 = 3848538^2 + 2352734^2 .

It is a super-2 number, since 2×20346602012200² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50866504831 + ... + 50866505230.

Almost surely, 2^{20346602012200} is an apocalyptic number.

20346602012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20346602012200 is an abundant number, since it is smaller than the sum of its proper divisors (26959247666630).

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

20346602012200 is a wasteful number, since it uses less digits than its factorization.

20346602012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101733010077 (or 101733010068 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 20346602012200 its reverse (221020664302), we get a palindrome (20567622676502).

The spelling of 20346602012200 in words is "twenty trillion, three hundred forty-six billion, six hundred two million, twelve thousand, two hundred".