123525000210551 has 2 divisors, whose sum is σ = 123525000210552. Its totient is φ = 123525000210550.

The previous prime is 123525000210533. The next prime is 123525000210571. The reversal of 123525000210551 is 155012000525321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123525000210551 - 2⁴² = 119126953699447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123525000210571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61762500105275 + 61762500105276.

It is an arithmetic number, because the mean of its divisors is an integer number (61762500105276).

Almost surely, 2^{123525000210551} is an apocalyptic number.

123525000210551 is a deficient number, since it is larger than the sum of its proper divisors (1).

123525000210551 is an equidigital number, since it uses as much as digits as its factorization.

123525000210551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15000, while the sum is 32.

Adding to 123525000210551 its reverse (155012000525321), we get a palindrome (278537000735872).

The spelling of 123525000210551 in words is "one hundred twenty-three trillion, five hundred twenty-five billion, two hundred ten thousand, five hundred fifty-one".