100412132402 has 4 divisors (see below), whose sum is σ = 150618198606. Its totient is φ = 50206066200.

The previous prime is 100412132393. The next prime is 100412132467. The reversal of 100412132402 is 204231214001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204231214001 = 97 ⋅2105476433.

It can be written as a sum of positive squares in only one way, i.e., 98093613601 + 2318518801 = 313199^2 + 48151^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25103033099 + ... + 25103033102.

Almost surely, 2^100412132402 is an apocalyptic number.

100412132402 is a deficient number, since it is larger than the sum of its proper divisors (50206066204).

100412132402 is an equidigital number, since it uses as much as digits as its factorization.

100412132402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50206066203.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 100412132402 its reverse (204231214001), we get a palindrome (304643346403).

The spelling of 100412132402 in words is "one hundred billion, four hundred twelve million, one hundred thirty-two thousand, four hundred two".