221000201012102 has 32 divisors (see below), whose sum is σ = 332068100567040. Its totient is φ = 110311021064160.

The previous prime is 221000201012081. The next prime is 221000201012179. The reversal of 221000201012102 is 201210102000122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23951464013 + ... + 23951473239.

It is an arithmetic number, because the mean of its divisors is an integer number (10377128142720).

Almost surely, 2^{221000201012102} is an apocalyptic number.

221000201012102 is a deficient number, since it is larger than the sum of its proper divisors (111067899554938).

221000201012102 is a wasteful number, since it uses less digits than its factorization.

221000201012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17276.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221000201012102 its reverse (201210102000122), we get a palindrome (422210303012224).

The spelling of 221000201012102 in words is "two hundred twenty-one trillion, two hundred one million, twelve thousand, one hundred two".