211001212102 has 16 divisors (see below), whose sum is σ = 335128948560. Its totient is φ = 99291909888.

The previous prime is 211001212073. The next prime is 211001212111. The reversal of 211001212102 is 201212100112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1649533 + ... + 1772839.

It is an arithmetic number, because the mean of its divisors is an integer number (20945559285).

Almost surely, 2^211001212102 is an apocalyptic number.

211001212102 is a deficient number, since it is larger than the sum of its proper divisors (124127736458).

211001212102 is a wasteful number, since it uses less digits than its factorization.

211001212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173655.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211001212102 its reverse (201212100112), we get a palindrome (412213312214).

The spelling of 211001212102 in words is "two hundred eleven billion, one million, two hundred twelve thousand, one hundred two".