1211100022096 has 10 divisors (see below), whose sum is σ = 2346506292842. Its totient is φ = 605550011040.

The previous prime is 1211100022091. The next prime is 1211100022117. The reversal of 1211100022096 is 6902200011121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 839165923600 + 371934098496 = 916060^2 + 609864^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1211100022096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1211100022091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37846875675 + ... + 37846875706.

Almost surely, 2^{1211100022096} is an apocalyptic number.

1211100022096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1211100022096 is a deficient number, since it is larger than the sum of its proper divisors (1135406270746).

1211100022096 is an equidigital number, since it uses as much as digits as its factorization.

1211100022096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75693751389 (or 75693751383 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 1211100022096 in words is "one trillion, two hundred eleven billion, one hundred million, twenty-two thousand, ninety-six".