140420003431331 has 64 divisors (see below), whose sum is σ = 167657227920000. Its totient is φ = 116351808577536.

The previous prime is 140420003431303. The next prime is 140420003431349. The reversal of 140420003431331 is 133134300024041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140420003431331 - 2³⁴ = 140402823562147 is a prime.

It is a super-2 number, since 2×140420003431331² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 140420003431294 and 140420003431303.

It is not an unprimeable number, because it can be changed into a prime (140420003433331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5185937765 + ... + 5185964841.

It is an arithmetic number, because the mean of its divisors is an integer number (2619644186250).

Almost surely, 2^{140420003431331} is an apocalyptic number.

140420003431331 is a deficient number, since it is larger than the sum of its proper divisors (27237224488669).

140420003431331 is a wasteful number, since it uses less digits than its factorization.

140420003431331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36968.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 140420003431331 its reverse (133134300024041), we get a palindrome (273554303455372).

The spelling of 140420003431331 in words is "one hundred forty trillion, four hundred twenty billion, three million, four hundred thirty-one thousand, three hundred thirty-one".