211431301102 has 16 divisors (see below), whose sum is σ = 362698100352. Its totient is φ = 90552304440.

The previous prime is 211431301099. The next prime is 211431301117. The reversal of 211431301102 is 201103134112.

It is a self number, because there is not a number n which added to its sum of digits gives 211431301102.

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, 5071024 + ... + 5112547.

It is an arithmetic number, because the mean of its divisors is an integer number (22668631272).

Almost surely, 2^211431301102 is an apocalyptic number.

211431301102 is a deficient number, since it is larger than the sum of its proper divisors (151266799250).

211431301102 is a wasteful number, since it uses less digits than its factorization.

211431301102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10185063.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211431301102 its reverse (201103134112), we get a palindrome (412534435214).

The spelling of 211431301102 in words is "two hundred eleven billion, four hundred thirty-one million, three hundred one thousand, one hundred two".