140032122041021 has 4 divisors (see below), whose sum is σ = 160036710904032. Its totient is φ = 120027533178012.

The previous prime is 140032122040931. The next prime is 140032122041033. The reversal of 140032122041021 is 120140221230041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140032122041021 - 2¹⁸ = 140032121778877 is a prime.

It is a super-2 number, since 2×140032122041021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140032122041081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10002294431495 + ... + 10002294431508.

It is an arithmetic number, because the mean of its divisors is an integer number (40009177726008).

Almost surely, 2^{140032122041021} is an apocalyptic number.

It is an amenable number.

140032122041021 is a deficient number, since it is larger than the sum of its proper divisors (20004588863011).

140032122041021 is an equidigital number, since it uses as much as digits as its factorization.

140032122041021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20004588863010.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 140032122041021 its reverse (120140221230041), we get a palindrome (260172343271062).

The spelling of 140032122041021 in words is "one hundred forty trillion, thirty-two billion, one hundred twenty-two million, forty-one thousand, twenty-one".