1101302232012 has 240 divisors, whose sum is σ = 3155897606400. Its totient is φ = 333385113600.

The previous prime is 1101302231987. The next prime is 1101302232031. The reversal of 1101302232012 is 2102322031011.

1101302232012 is a `hidden beast` number, since 110 + 130 + 223 + 201 + 2 = 666.

It is a super-2 number, since 2×1101302232012² (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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 59581812 + ... + 59600292.

It is an arithmetic number, because the mean of its divisors is an integer number (13149573360).

Almost surely, 2^{1101302232012} is an apocalyptic number.

1101302232012 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 1101302232012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577948803200).

1101302232012 is an abundant number, since it is smaller than the sum of its proper divisors (2054595374388).

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

1101302232012 is a wasteful number, since it uses less digits than its factorization.

1101302232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18894 (or 18883 counting only the distinct ones).

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

Adding to 1101302232012 its reverse (2102322031011), we get a palindrome (3203624263023).

The spelling of 1101302232012 in words is "one trillion, one hundred one billion, three hundred two million, two hundred thirty-two thousand, twelve".