131227723000 has 64 divisors (see below), whose sum is σ = 334988615520. Its totient is φ = 47719168000.

The previous prime is 131227722971. The next prime is 131227723001. The reversal of 131227723000 is 327722131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 131227723000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131227723001) 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, 5953897 + ... + 5975896.

Almost surely, 2^131227723000 is an apocalyptic number.

131227723000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131227723000 is an abundant number, since it is smaller than the sum of its proper divisors (203760892520).

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

131227723000 is a wasteful number, since it uses less digits than its factorization.

131227723000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11929825 (or 11929811 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The spelling of 131227723000 in words is "one hundred thirty-one billion, two hundred twenty-seven million, seven hundred twenty-three thousand".