1121102222231 has 16 divisors (see below), whose sum is σ = 1196519740416. Its totient is φ = 1046738681856.

The previous prime is 1121102222189. The next prime is 1121102222249. The reversal of 1121102222231 is 1322222011211.

It is a cyclic number.

It is not a de Polignac number, because 1121102222231 - 2¹⁸ = 1121101960087 is a prime.

It is a super-2 number, since 2×1121102222231² (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 (1121102222431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27392375 + ... + 27433271.

It is an arithmetic number, because the mean of its divisors is an integer number (74782483776).

Almost surely, 2^{1121102222231} is an apocalyptic number.

1121102222231 is a deficient number, since it is larger than the sum of its proper divisors (75417518185).

1121102222231 is a wasteful number, since it uses less digits than its factorization.

1121102222231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53738.

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

Adding to 1121102222231 its reverse (1322222011211), we get a palindrome (2443324233442).

The spelling of 1121102222231 in words is "one trillion, one hundred twenty-one billion, one hundred two million, two hundred twenty-two thousand, two hundred thirty-one".