102451123114 has 4 divisors (see below), whose sum is σ = 153676684674. Its totient is φ = 51225561556.

The previous prime is 102451123081. The next prime is 102451123141. The reversal of 102451123114 is 411321154201.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 97208639089 + 5242484025 = 311783^2 + 72405^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25612780777 + ... + 25612780780.

Almost surely, 2^102451123114 is an apocalyptic number.

102451123114 is a deficient number, since it is larger than the sum of its proper divisors (51225561560).

102451123114 is an equidigital number, since it uses as much as digits as its factorization.

102451123114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51225561559.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 102451123114 its reverse (411321154201), we get a palindrome (513772277315).

The spelling of 102451123114 in words is "one hundred two billion, four hundred fifty-one million, one hundred twenty-three thousand, one hundred fourteen".