1131022201332 has 48 divisors (see below), whose sum is σ = 2698067296512. Its totient is φ = 368593672320.

The previous prime is 1131022201303. The next prime is 1131022201333. The reversal of 1131022201332 is 2331022201311.

It is a super-2 number, since 2×1131022201332² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131022201299 and 1131022201308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131022201333) 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, 534823 + ... + 1596270.

It is an arithmetic number, because the mean of its divisors is an integer number (56209735344).

Almost surely, 2^{1131022201332} is an apocalyptic number.

1131022201332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131022201332 is an abundant number, since it is smaller than the sum of its proper divisors (1567045095180).

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

1131022201332 is a wasteful number, since it uses less digits than its factorization.

1131022201332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132088 (or 2132086 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Subtracting from 1131022201332 its sum of digits (21), we obtain a palindrome (1131022201311).

Adding to 1131022201332 its reverse (2331022201311), we get a palindrome (3462044402643).

The spelling of 1131022201332 in words is "one trillion, one hundred thirty-one billion, twenty-two million, two hundred one thousand, three hundred thirty-two".