100412122033 has 4 divisors (see below), whose sum is σ = 101787630628. Its totient is φ = 99036613440.

The previous prime is 100412121977. The next prime is 100412122039. The reversal of 100412122033 is 330221214001.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 59435026849 + 40977095184 = 243793^2 + 202428^2 .

It is a cyclic number.

It is not a de Polignac number, because 100412122033 - 2²¹ = 100410024881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100412122033.

It is not an unprimeable number, because it can be changed into a prime (100412122039) 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, 687754188 + ... + 687754333.

It is an arithmetic number, because the mean of its divisors is an integer number (25446907657).

Almost surely, 2^100412122033 is an apocalyptic number.

It is an amenable number.

100412122033 is a deficient number, since it is larger than the sum of its proper divisors (1375508595).

100412122033 is an equidigital number, since it uses as much as digits as its factorization.

100412122033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375508594.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 100412122033 its reverse (330221214001), we get a palindrome (430633336034).

The spelling of 100412122033 in words is "one hundred billion, four hundred twelve million, one hundred twenty-two thousand, thirty-three".