1122111111301 has 4 divisors (see below), whose sum is σ = 1122150307500. Its totient is φ = 1122071915104.

The previous prime is 1122111111287. The next prime is 1122111111307. The reversal of 1122111111301 is 1031111112211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 537802222500 + 584308888801 = 733350^2 + 764401^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122111111301 - 2²⁵ = 1122077556869 is a prime.

It is a super-2 number, since 2×1122111111301² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122111111307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19555126 + ... + 19612423.

It is an arithmetic number, because the mean of its divisors is an integer number (280537576875).

Almost surely, 2^{1122111111301} is an apocalyptic number.

It is an amenable number.

1122111111301 is a deficient number, since it is larger than the sum of its proper divisors (39196199).

1122111111301 is an equidigital number, since it uses as much as digits as its factorization.

1122111111301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39196198.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 1122111111301 its reverse (1031111112211), we get a palindrome (2153222223512).

The spelling of 1122111111301 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, one hundred eleven thousand, three hundred one".