100200154231 has 2 divisors, whose sum is σ = 100200154232. Its totient is φ = 100200154230.

The previous prime is 100200154211. The next prime is 100200154267. The reversal of 100200154231 is 132451002001.

It is a weak prime.

It is an emirp because it is prime and its reverse (132451002001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100200154231 is a prime.

It is a super-2 number, since 2×100200154231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100200154199 and 100200154208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100200154211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100077115 + 50100077116.

It is an arithmetic number, because the mean of its divisors is an integer number (50100077116).

Almost surely, 2^100200154231 is an apocalyptic number.

100200154231 is a deficient number, since it is larger than the sum of its proper divisors (1).

100200154231 is an equidigital number, since it uses as much as digits as its factorization.

100200154231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 100200154231 its reverse (132451002001), we get a palindrome (232651156232).

The spelling of 100200154231 in words is "one hundred billion, two hundred million, one hundred fifty-four thousand, two hundred thirty-one".