2131102211222 has 16 divisors (see below), whose sum is σ = 3204276313200. Its totient is φ = 1063012995360.

The previous prime is 2131102211219. The next prime is 2131102211243. The reversal of 2131102211222 is 2221122011312.

It is a junction number, because it is equal to n+sod(n) for n = 2131102211194 and 2131102211203.

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, 756104 + ... + 2198612.

It is an arithmetic number, because the mean of its divisors is an integer number (200267269575).

Almost surely, 2^{2131102211222} is an apocalyptic number.

2131102211222 is a deficient number, since it is larger than the sum of its proper divisors (1073174101978).

2131102211222 is a wasteful number, since it uses less digits than its factorization.

2131102211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444271.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 2131102211222 its reverse (2221122011312), we get a palindrome (4352224222534).

The spelling of 2131102211222 in words is "two trillion, one hundred thirty-one billion, one hundred two million, two hundred eleven thousand, two hundred twenty-two".