211011222211002 has 96 divisors (see below), whose sum is σ = 462489854112000. Its totient is φ = 69525102501504.

The previous prime is 211011222210973. The next prime is 211011222211019. The reversal of 211011222211002 is 200112222110112.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1856668143 + ... + 1856781789.

It is an arithmetic number, because the mean of its divisors is an integer number (4817602647000).

Almost surely, 2^{211011222211002} is an apocalyptic number.

211011222211002 is an abundant number, since it is smaller than the sum of its proper divisors (251478631900998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211011222211002 is a wasteful number, since it uses less digits than its factorization.

211011222211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116020 (or 116017 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211011222211002 its reverse (200112222110112), we get a palindrome (411123444321114).

The spelling of 211011222211002 in words is "two hundred eleven trillion, eleven billion, two hundred twenty-two million, two hundred eleven thousand, two".