211311332102 has 16 divisors (see below), whose sum is σ = 359314816560. Its totient is φ = 92395238112.

The previous prime is 211311332041. The next prime is 211311332147. The reversal of 211311332102 is 201233113112.

It is a happy number.

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, 213877373 + ... + 213878360.

It is an arithmetic number, because the mean of its divisors is an integer number (22457176035).

Almost surely, 2^211311332102 is an apocalyptic number.

211311332102 is a deficient number, since it is larger than the sum of its proper divisors (148003484458).

211311332102 is a wasteful number, since it uses less digits than its factorization.

211311332102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427755767.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211311332102 its reverse (201233113112), we get a palindrome (412544445214).

The spelling of 211311332102 in words is "two hundred eleven billion, three hundred eleven million, three hundred thirty-two thousand, one hundred two".