1122112012104 has 64 divisors (see below), whose sum is σ = 3152000088000. Its totient is φ = 369834664320.

The previous prime is 1122112012103. The next prime is 1122112012141. The reversal of 1122112012104 is 4012102112211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1122112012103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29165962 + ... + 29204409.

It is an arithmetic number, because the mean of its divisors is an integer number (49250001375).

Almost surely, 2^{1122112012104} is an apocalyptic number.

It is an amenable number.

1122112012104 is an abundant number, since it is smaller than the sum of its proper divisors (2029888075896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122112012104 is a wasteful number, since it uses less digits than its factorization.

1122112012104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58370475 (or 58370465 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1122112012104 its reverse (4012102112211), we get a palindrome (5134214124315).

The spelling of 1122112012104 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, twelve thousand, one hundred four".