1122111202101 has 8 divisors (see below), whose sum is σ = 1496278539840. Its totient is φ = 748008999552.

The previous prime is 1122111202013. The next prime is 1122111202129. The reversal of 1122111202101 is 1012021112211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1122111202101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122111202171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16243585 + ... + 16312518.

It is an arithmetic number, because the mean of its divisors is an integer number (187034817480).

Almost surely, 2^{1122111202101} is an apocalyptic number.

It is an amenable number.

1122111202101 is a deficient number, since it is larger than the sum of its proper divisors (374167337739).

1122111202101 is a wasteful number, since it uses less digits than its factorization.

1122111202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32567595.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122111202101 its reverse (1012021112211), we get a palindrome (2134132314312).

The spelling of 1122111202101 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, two hundred two thousand, one hundred one".