102530242412203 has 4 divisors (see below), whose sum is σ = 102635186366520. Its totient is φ = 102425298457888.

The previous prime is 102530242412189. The next prime is 102530242412239. The reversal of 102530242412203 is 302214242035201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102530242412203 - 2⁹ = 102530242411691 is a prime.

It is a super-2 number, since 2×102530242412203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102530242442203) 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, 52471975693 + ... + 52471977646.

It is an arithmetic number, because the mean of its divisors is an integer number (25658796591630).

Almost surely, 2^{102530242412203} is an apocalyptic number.

102530242412203 is a deficient number, since it is larger than the sum of its proper divisors (104943954317).

102530242412203 is an equidigital number, since it uses as much as digits as its factorization.

102530242412203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104943954316.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 102530242412203 its reverse (302214242035201), we get a palindrome (404744484447404).

The spelling of 102530242412203 in words is "one hundred two trillion, five hundred thirty billion, two hundred forty-two million, four hundred twelve thousand, two hundred three".