102141123 has 16 divisors (see below), whose sum is σ = 158582016. Its totient is φ = 57264480.

The previous prime is 102141119. The next prime is 102141133. The reversal of 102141123 is 321141201.

It is not a de Polignac number, because 102141123 - 2² = 102141119 is a prime.

It is a super-2 number, since 2×102141123² = 20865618015402258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102141133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44773 + ... + 46998.

It is an arithmetic number, because the mean of its divisors is an integer number (9911376).

Almost surely, 2^102141123 is an apocalyptic number.

102141123 is a deficient number, since it is larger than the sum of its proper divisors (56440893).

102141123 is an equidigital number, since it uses as much as digits as its factorization.

102141123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91834.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 102141123 is about 10106.4891530145. The cubic root of 102141123 is about 467.4482549227.

Adding to 102141123 its reverse (321141201), we get a palindrome (423282324).

The spelling of 102141123 in words is "one hundred two million, one hundred forty-one thousand, one hundred twenty-three".