200102122221011 has 4 divisors (see below), whose sum is σ = 200103762564672. Its totient is φ = 200100481877352.

The previous prime is 200102122220953. The next prime is 200102122221259. The reversal of 200102122221011 is 110122221201002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200102122221011 - 2¹⁸ = 200102121958867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200102122211011) 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, 819988835 + ... + 820232828.

It is an arithmetic number, because the mean of its divisors is an integer number (50025940641168).

Almost surely, 2^{200102122221011} is an apocalyptic number.

200102122221011 is a deficient number, since it is larger than the sum of its proper divisors (1640343661).

200102122221011 is a wasteful number, since it uses less digits than its factorization.

200102122221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640343660.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200102122221011 its reverse (110122221201002), we get a palindrome (310224343422013).

The spelling of 200102122221011 in words is "two hundred trillion, one hundred two billion, one hundred twenty-two million, two hundred twenty-one thousand, eleven".