1201331312030 has 32 divisors (see below), whose sum is σ = 2194779589920. Its totient is φ = 473336962560.

The previous prime is 1201331312023. The next prime is 1201331312047. The reversal of 1201331312030 is 302131331021.

It is a junction number, because it is equal to n+sod(n) for n = 1201331311993 and 1201331312011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20795426 + ... + 20853114.

It is an arithmetic number, because the mean of its divisors is an integer number (68586862185).

Almost surely, 2^{1201331312030} is an apocalyptic number.

1201331312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201331312030 is a deficient number, since it is larger than the sum of its proper divisors (993448277890).

1201331312030 is a wasteful number, since it uses less digits than its factorization.

1201331312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88844.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1201331312030 its reverse (302131331021), we get a palindrome (1503462643051).

The spelling of 1201331312030 in words is "one trillion, two hundred one billion, three hundred thirty-one million, three hundred twelve thousand, thirty".