1123220101032 has 24 divisors (see below), whose sum is σ = 3042054440490. Its totient is φ = 374406700320.

The previous prime is 1123220101027. The next prime is 1123220101043. The reversal of 1123220101032 is 2301010223211.

It can be written as a sum of positive squares in only one way, i.e., 1106144406756 + 17075694276 = 1051734^2 + 130674^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a junction number, because it is equal to n+sod(n) for n = 1123220100996 and 1123220101014.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7800139519 + ... + 7800139662.

Almost surely, 2^{1123220101032} is an apocalyptic number.

1123220101032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123220101032 is an abundant number, since it is smaller than the sum of its proper divisors (1918834339458).

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

1123220101032 is a wasteful number, since it uses less digits than its factorization.

1123220101032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15600279193 (or 15600279186 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1123220101032 its reverse (2301010223211), we get a palindrome (3424230324243).

The spelling of 1123220101032 in words is "one trillion, one hundred twenty-three billion, two hundred twenty million, one hundred one thousand, thirty-two".