140424230031002 has 4 divisors (see below), whose sum is σ = 210636345046506. Its totient is φ = 70212115015500.

The previous prime is 140424230030921. The next prime is 140424230031023. The reversal of 140424230031002 is 200130032424041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 131768565944401 + 8655664086601 = 11479049^2 + 2942051^2 .

It is a super-2 number, since 2×140424230031002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35106057507749 + ... + 35106057507752.

Almost surely, 2^{140424230031002} is an apocalyptic number.

140424230031002 is a deficient number, since it is larger than the sum of its proper divisors (70212115015504).

140424230031002 is an equidigital number, since it uses as much as digits as its factorization.

140424230031002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70212115015503.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 140424230031002 its reverse (200130032424041), we get a palindrome (340554262455043).

The spelling of 140424230031002 in words is "one hundred forty trillion, four hundred twenty-four billion, two hundred thirty million, thirty-one thousand, two".