1111213201032 has 96 divisors (see below), whose sum is σ = 3285041628960. Its totient is φ = 336535200000.

The previous prime is 1111213201027. The next prime is 1111213201039. The reversal of 1111213201032 is 2301023121111.

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 = 1111213200996 and 1111213201014.

It is not an unprimeable number, because it can be changed into a prime (1111213201039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 955407 + ... + 1770657.

It is an arithmetic number, because the mean of its divisors is an integer number (34219183635).

Almost surely, 2^{1111213201032} is an apocalyptic number.

1111213201032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111213201032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1642520814480).

1111213201032 is an abundant number, since it is smaller than the sum of its proper divisors (2173828427928).

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

1111213201032 is a wasteful number, since it uses less digits than its factorization.

1111213201032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816995 (or 816988 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1111213201032 its reverse (2301023121111), we get a palindrome (3412236322143).

The spelling of 1111213201032 in words is "one trillion, one hundred eleven billion, two hundred thirteen million, two hundred one thousand, thirty-two".