2211120332312 has 8 divisors (see below), whose sum is σ = 4145850623100. Its totient is φ = 1105560166152.

The previous prime is 2211120332279. The next prime is 2211120332339. The reversal of 2211120332312 is 2132330211122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2211120332312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138195020762 + ... + 138195020777.

Almost surely, 2^{2211120332312} is an apocalyptic number.

It is an amenable number.

2211120332312 is a deficient number, since it is larger than the sum of its proper divisors (1934730290788).

2211120332312 is a wasteful number, since it uses less digits than its factorization.

2211120332312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276390041545 (or 276390041541 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2211120332312 its reverse (2132330211122), we get a palindrome (4343450543434).

The spelling of 2211120332312 in words is "two trillion, two hundred eleven billion, one hundred twenty million, three hundred thirty-two thousand, three hundred twelve".