1201132112310 has 160 divisors (see below), whose sum is σ = 3486014975520. Its totient is φ = 294994732032.

The previous prime is 1201132112293. The next prime is 1201132112311. The reversal of 1201132112310 is 132112311021.

1201132112310 is a `hidden beast` number, since 1 + 20 + 1 + 1 + 321 + 12 + 310 = 666.

It is a super-2 number, since 2×1201132112310² (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 Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201132112311) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4536046 + ... + 4793534.

It is an arithmetic number, because the mean of its divisors is an integer number (21787593597).

Almost surely, 2^{1201132112310} is an apocalyptic number.

1201132112310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201132112310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1743007487760).

1201132112310 is an abundant number, since it is smaller than the sum of its proper divisors (2284882863210).

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

1201132112310 is a wasteful number, since it uses less digits than its factorization.

1201132112310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257964 (or 257955 counting only the distinct ones).

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

Adding to 1201132112310 its reverse (132112311021), we get a palindrome (1333244423331).

The spelling of 1201132112310 in words is "one trillion, two hundred one billion, one hundred thirty-two million, one hundred twelve thousand, three hundred ten".