1011200312322 has 24 divisors (see below), whose sum is σ = 2191212460476. Its totient is φ = 337023932256.

The previous prime is 1011200312281. The next prime is 1011200312347. The reversal of 1011200312322 is 2232130021101.

1011200312322 is a `hidden beast` number, since 1 + 0 + 11 + 20 + 0 + 312 + 322 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 843699197961 + 167501114361 = 918531^2 + 409269^2 .

It is a super-2 number, since 2×1011200312322² (a number of 25 digits) contains 22 as substring.

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 = 1011200312295 and 1011200312304.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3424153 + ... + 3707724.

Almost surely, 2^{1011200312322} is an apocalyptic number.

1011200312322 is an abundant number, since it is smaller than the sum of its proper divisors (1180012148154).

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

1011200312322 is a wasteful number, since it uses less digits than its factorization.

1011200312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7139762 (or 7139759 counting only the distinct ones).

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

Adding to 1011200312322 its reverse (2232130021101), we get a palindrome (3243330333423).

The spelling of 1011200312322 in words is "one trillion, eleven billion, two hundred million, three hundred twelve thousand, three hundred twenty-two".