201211010012102 has 16 divisors (see below), whose sum is σ = 303891011753040. Its totient is φ = 99914647860768.

The previous prime is 201211010012081. The next prime is 201211010012107. The reversal of 201211010012102 is 201210010112102.

It is a super-2 number, since 2×201211010012102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201211010012107) 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, 159813452 + ... + 161067567.

It is an arithmetic number, because the mean of its divisors is an integer number (18993188234565).

Almost surely, 2^{201211010012102} is an apocalyptic number.

201211010012102 is a deficient number, since it is larger than the sum of its proper divisors (102680001740938).

201211010012102 is a wasteful number, since it uses less digits than its factorization.

201211010012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320883175.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201211010012102 its reverse (201210010112102), we get a palindrome (402421020124204).

The spelling of 201211010012102 in words is "two hundred one trillion, two hundred eleven billion, ten million, twelve thousand, one hundred two".