102104401051 has 4 divisors (see below), whose sum is σ = 102250057104. Its totient is φ = 101958745000.

The previous prime is 102104401031. The next prime is 102104401057. The reversal of 102104401051 is 150104401201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150104401201 = 313 ⋅479566777.

It is a cyclic number.

It is not a de Polignac number, because 102104401051 - 2⁹ = 102104400539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102104401057) 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, 72826975 + ... + 72828376.

It is an arithmetic number, because the mean of its divisors is an integer number (25562514276).

Almost surely, 2^102104401051 is an apocalyptic number.

102104401051 is a deficient number, since it is larger than the sum of its proper divisors (145656053).

102104401051 is an equidigital number, since it uses as much as digits as its factorization.

102104401051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145656052.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 102104401051 its reverse (150104401201), we get a palindrome (252208802252).

The spelling of 102104401051 in words is "one hundred two billion, one hundred four million, four hundred one thousand, fifty-one".