200123033231100 has 72 divisors (see below), whose sum is σ = 661740163224448. Its totient is φ = 45742407595200.

The previous prime is 200123033231081. The next prime is 200123033231137. The reversal of 200123033231100 is 1132330321002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47648339146 + ... + 47648343345.

Almost surely, 2^{200123033231100} is an apocalyptic number.

200123033231100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200123033231100 is an abundant number, since it is smaller than the sum of its proper divisors (461617129993348).

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

200123033231100 is a wasteful number, since it uses less digits than its factorization.

200123033231100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95296682515 (or 95296682508 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 200123033231100 its reverse (1132330321002), we get a palindrome (201255363552102).

The spelling of 200123033231100 in words is "two hundred trillion, one hundred twenty-three billion, thirty-three million, two hundred thirty-one thousand, one hundred".