102000201121 has 32 divisors (see below), whose sum is σ = 127768693248. Its totient is φ = 79278151680.

The previous prime is 102000201101. The next prime is 102000201131. The reversal of 102000201121 is 121102000201.

It is not a de Polignac number, because 102000201121 - 2²⁵ = 101966646689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102000201098 and 102000201107.

It is not an unprimeable number, because it can be changed into a prime (102000201101) 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, 1761201 + ... + 1818193.

It is an arithmetic number, because the mean of its divisors is an integer number (3992771664).

Almost surely, 2^102000201121 is an apocalyptic number.

It is an amenable number.

102000201121 is a deficient number, since it is larger than the sum of its proper divisors (25768492127).

102000201121 is a wasteful number, since it uses less digits than its factorization.

102000201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57361.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102000201121 its reverse (121102000201), we get a palindrome (223102201322).

It can be divided in two parts, 102000201 and 121, that multiplied together give a palindrome (12342024321).

The spelling of 102000201121 in words is "one hundred two billion, two hundred one thousand, one hundred twenty-one".