1231223414000 has 40 divisors (see below), whose sum is σ = 2977098219888. Its totient is φ = 492489364800.

The previous prime is 1231223413999. The next prime is 1231223414059. The reversal of 1231223414000 is 4143221321.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1231223414000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307803854 + ... + 307807853.

Almost surely, 2^{1231223414000} is an apocalyptic number.

1231223414000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1231223414000 is an abundant number, since it is smaller than the sum of its proper divisors (1745874805888).

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

1231223414000 is an equidigital number, since it uses as much as digits as its factorization.

1231223414000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615611730 (or 615611714 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1231223414000 its reverse (4143221321), we get a palindrome (1235366635321).

The spelling of 1231223414000 in words is "one trillion, two hundred thirty-one billion, two hundred twenty-three million, four hundred fourteen thousand".