102100151 has 4 divisors (see below), whose sum is σ = 106539312. Its totient is φ = 97660992.

The previous prime is 102100123. The next prime is 102100169. The reversal of 102100151 is 151001201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102100151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102100111) 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, 2219546 + ... + 2219591.

It is an arithmetic number, because the mean of its divisors is an integer number (26634828).

Almost surely, 2^102100151 is an apocalyptic number.

102100151 is a deficient number, since it is larger than the sum of its proper divisors (4439161).

102100151 is an equidigital number, since it uses as much as digits as its factorization.

102100151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4439160.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 102100151 is about 10104.4619352047. The cubic root of 102100151 is about 467.3857438571.

Adding to 102100151 its reverse (151001201), we get a palindrome (253101352).

The spelling of 102100151 in words is "one hundred two million, one hundred thousand, one hundred fifty-one".