202011000121 has 8 divisors (see below), whose sum is σ = 230970417344. Its totient is φ = 173076758640.

The previous prime is 202011000097. The next prime is 202011000133. The reversal of 202011000121 is 121000110202.

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 202011000121 - 2⁵ = 202011000089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202011000098 and 202011000107.

It is not an unprimeable number, because it can be changed into a prime (202011000181) 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, 6276735 + ... + 6308836.

It is an arithmetic number, because the mean of its divisors is an integer number (28871302168).

Almost surely, 2^202011000121 is an apocalyptic number.

It is an amenable number.

202011000121 is a deficient number, since it is larger than the sum of its proper divisors (28959417223).

202011000121 is a wasteful number, since it uses less digits than its factorization.

202011000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12587871.

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

Adding to 202011000121 its reverse (121000110202), we get a palindrome (323011110323).

The spelling of 202011000121 in words is "two hundred two billion, eleven million, one hundred twenty-one", and thus it is an aban number.