1201134320412 has 24 divisors (see below), whose sum is σ = 3018234959376. Its totient is φ = 369579790848.

The previous prime is 1201134320411. The next prime is 1201134320467. The reversal of 1201134320412 is 2140234311021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201134320411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3849789333 + ... + 3849789644.

It is an arithmetic number, because the mean of its divisors is an integer number (125759789974).

Almost surely, 2^{1201134320412} is an apocalyptic number.

1201134320412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201134320412 is an abundant number, since it is smaller than the sum of its proper divisors (1817100638964).

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

1201134320412 is a wasteful number, since it uses less digits than its factorization.

1201134320412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7699578997 (or 7699578995 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1201134320412 its reverse (2140234311021), we get a palindrome (3341368631433).

The spelling of 1201134320412 in words is "one trillion, two hundred one billion, one hundred thirty-four million, three hundred twenty thousand, four hundred twelve".