1100031012332 has 48 divisors (see below), whose sum is σ = 2249552148480. Its totient is φ = 460860768192.

The previous prime is 1100031012329. The next prime is 1100031012389. The reversal of 1100031012332 is 2332101300011.

It is a super-3 number, since 3×1100031012332³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1100031012332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 605978 + ... + 1602270.

It is an arithmetic number, because the mean of its divisors is an integer number (46865669760).

Almost surely, 2^{1100031012332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100031012332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1124776074240).

1100031012332 is an abundant number, since it is smaller than the sum of its proper divisors (1149521136148).

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

1100031012332 is a wasteful number, since it uses less digits than its factorization.

1100031012332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997190 (or 997188 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1100031012332 its reverse (2332101300011), we get a palindrome (3432132312343).

The spelling of 1100031012332 in words is "one trillion, one hundred billion, thirty-one million, twelve thousand, three hundred thirty-two".