100401252433 has 2 divisors, whose sum is σ = 100401252434. Its totient is φ = 100401252432.

The previous prime is 100401252407. The next prime is 100401252439. The reversal of 100401252433 is 334252104001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63311114689 + 37090137744 = 251617^2 + 192588^2 .

It is a cyclic number.

It is not a de Polignac number, because 100401252433 - 2¹⁷ = 100401121361 is a prime.

It is a super-2 number, since 2×100401252433² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100401252398 and 100401252407.

It is not a weakly prime, because it can be changed into another prime (100401252439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50200626216 + 50200626217.

It is an arithmetic number, because the mean of its divisors is an integer number (50200626217).

Almost surely, 2^100401252433 is an apocalyptic number.

It is an amenable number.

100401252433 is a deficient number, since it is larger than the sum of its proper divisors (1).

100401252433 is an equidigital number, since it uses as much as digits as its factorization.

100401252433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 100401252433 its reverse (334252104001), we get a palindrome (434653356434).

The spelling of 100401252433 in words is "one hundred billion, four hundred one million, two hundred fifty-two thousand, four hundred thirty-three".