201211010121202 has 16 divisors (see below), whose sum is σ = 301870976406912. Its totient is φ = 100587351901680.

The previous prime is 201211010121179. The next prime is 201211010121211. The reversal of 201211010121202 is 202121010112102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 979545927 + ... + 979751317.

It is an arithmetic number, because the mean of its divisors is an integer number (18866936025432).

Almost surely, 2^{201211010121202} is an apocalyptic number.

201211010121202 is a deficient number, since it is larger than the sum of its proper divisors (100659966285710).

201211010121202 is a wasteful number, since it uses less digits than its factorization.

201211010121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291393.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201211010121202 its reverse (202121010112102), we get a palindrome (403332020233304).

The spelling of 201211010121202 in words is "two hundred one trillion, two hundred eleven billion, ten million, one hundred twenty-one thousand, two hundred two".