10200201121 has 4 divisors (see below), whose sum is σ = 11127492144. Its totient is φ = 9272910100.

The previous prime is 10200201101. The next prime is 10200201131. The reversal of 10200201121 is 12110200201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10200201121 - 2⁷ = 10200200993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10200201098 and 10200201107.

It is not an unprimeable number, because it can be changed into a prime (10200201101) 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, 463645495 + ... + 463645516.

It is an arithmetic number, because the mean of its divisors is an integer number (2781873036).

Almost surely, 2^10200201121 is an apocalyptic number.

10200201121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10200201121 is a deficient number, since it is larger than the sum of its proper divisors (927291023).

10200201121 is an equidigital number, since it uses as much as digits as its factorization.

10200201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927291022.

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

Adding to 10200201121 its reverse (12110200201), we get a palindrome (22310401322).

It can be divided in two parts, 10200201 and 121, that multiplied together give a palindrome (1234224321).

The spelling of 10200201121 in words is "ten billion, two hundred million, two hundred one thousand, one hundred twenty-one".