202111202000121 has 8 divisors (see below), whose sum is σ = 269529290108064. Its totient is φ = 134716957612800.

The previous prime is 202111202000107. The next prime is 202111202000153. The reversal of 202111202000121 is 121000202111202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202111202000121 - 2²² = 202111197805817 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 202111202000121.

It is not an unprimeable number, because it can be changed into a prime (202111202000621) 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, 5960910376 + ... + 5960944281.

It is an arithmetic number, because the mean of its divisors is an integer number (33691161263508).

Almost surely, 2^{202111202000121} is an apocalyptic number.

It is an amenable number.

202111202000121 is a deficient number, since it is larger than the sum of its proper divisors (67418088107943).

202111202000121 is a wasteful number, since it uses less digits than its factorization.

202111202000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11921860311.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202111202000121 its reverse (121000202111202), we get a palindrome (323111404111323).

The spelling of 202111202000121 in words is "two hundred two trillion, one hundred eleven billion, two hundred two million, one hundred twenty-one", and thus it is an aban number.