100140021346 has 4 divisors (see below), whose sum is σ = 150210032022. Its totient is φ = 50070010672.

The previous prime is 100140021269. The next prime is 100140021413. The reversal of 100140021346 is 643120041001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643120041001 = 313829 ⋅2049269.

It can be written as a sum of positive squares in only one way, i.e., 97805682121 + 2334339225 = 312739^2 + 48315^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25035005335 + ... + 25035005338.

Almost surely, 2^100140021346 is an apocalyptic number.

100140021346 is a deficient number, since it is larger than the sum of its proper divisors (50070010676).

100140021346 is an equidigital number, since it uses as much as digits as its factorization.

100140021346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50070010675.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 100140021346 its reverse (643120041001), we get a palindrome (743260062347).

The spelling of 100140021346 in words is "one hundred billion, one hundred forty million, twenty-one thousand, three hundred forty-six".