102122013525501 has 32 divisors (see below), whose sum is σ = 142147553974272. Its totient is φ = 65091612421440.

The previous prime is 102122013525457. The next prime is 102122013525529. The reversal of 102122013525501 is 105525310221201.

It is not a de Polignac number, because 102122013525501 - 2¹³ = 102122013517309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122013525001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1544859216 + ... + 1544925318.

It is an arithmetic number, because the mean of its divisors is an integer number (4442111061696).

Almost surely, 2^{102122013525501} is an apocalyptic number.

It is an amenable number.

102122013525501 is a deficient number, since it is larger than the sum of its proper divisors (40025540448771).

102122013525501 is a wasteful number, since it uses less digits than its factorization.

102122013525501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75993.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 102122013525501 its reverse (105525310221201), we get a palindrome (207647323746702).

The spelling of 102122013525501 in words is "one hundred two trillion, one hundred twenty-two billion, thirteen million, five hundred twenty-five thousand, five hundred one".