100202202157 has 2 divisors, whose sum is σ = 100202202158. Its totient is φ = 100202202156.

The previous prime is 100202202143. The next prime is 100202202161. The reversal of 100202202157 is 751202202001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99998883076 + 203319081 = 316226^2 + 14259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100202202157 is a prime.

It is a super-2 number, since 2×100202202157² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100202205157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101101078 + 50101101079.

It is an arithmetic number, because the mean of its divisors is an integer number (50101101079).

Almost surely, 2^100202202157 is an apocalyptic number.

It is an amenable number.

100202202157 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202202157 is an equidigital number, since it uses as much as digits as its factorization.

100202202157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 22.

Adding to 100202202157 its reverse (751202202001), we get a palindrome (851404404158).

The spelling of 100202202157 in words is "one hundred billion, two hundred two million, two hundred two thousand, one hundred fifty-seven".