101202002123 has 8 divisors (see below), whose sum is σ = 101464405056. Its totient is φ = 100939926600.

The previous prime is 101202002117. The next prime is 101202002131. The reversal of 101202002123 is 321200202101.

It is a happy number.

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 101202002123 - 2⁸ = 101202001867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101202002098 and 101202002107.

It is not an unprimeable number, because it can be changed into a prime (101202008123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543308 + ... + 705398.

It is an arithmetic number, because the mean of its divisors is an integer number (12683050632).

Almost surely, 2^101202002123 is an apocalyptic number.

101202002123 is a deficient number, since it is larger than the sum of its proper divisors (262402933).

101202002123 is an equidigital number, since it uses as much as digits as its factorization.

101202002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163705.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 101202002123 its reverse (321200202101), we get a palindrome (422402204224).

The spelling of 101202002123 in words is "one hundred one billion, two hundred two million, two thousand, one hundred twenty-three".