1401142331000 has 64 divisors (see below), whose sum is σ = 3279950388000. Its totient is φ = 560238585600.

The previous prime is 1401142330999. The next prime is 1401142331081. The reversal of 1401142331000 is 1332411041.

It is a super-3 number, since 3×1401142331000³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2307356 + ... + 2850644.

Almost surely, 2^{1401142331000} is an apocalyptic number.

1401142331000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401142331000 is an abundant number, since it is smaller than the sum of its proper divisors (1878808057000).

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

1401142331000 is a wasteful number, since it uses less digits than its factorization.

1401142331000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545889 (or 545875 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1401142331000 its reverse (1332411041), we get a palindrome (1402474742041).

The spelling of 1401142331000 in words is "one trillion, four hundred one billion, one hundred forty-two million, three hundred thirty-one thousand".