102132121553 has 8 divisors (see below), whose sum is σ = 127333554240. Its totient is φ = 79583471280.

The previous prime is 102132121543. The next prime is 102132121571. The reversal of 102132121553 is 355121231201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102132121553 - 2⁶ = 102132121489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102132121543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663195518 + ... + 663195671.

It is an arithmetic number, because the mean of its divisors is an integer number (15916694280).

Almost surely, 2^102132121553 is an apocalyptic number.

It is an amenable number.

102132121553 is a deficient number, since it is larger than the sum of its proper divisors (25201432687).

102132121553 is a wasteful number, since it uses less digits than its factorization.

102132121553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326391207.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 102132121553 its reverse (355121231201), we get a palindrome (457253352754).

The spelling of 102132121553 in words is "one hundred two billion, one hundred thirty-two million, one hundred twenty-one thousand, five hundred fifty-three".