1213141433012 has 6 divisors (see below), whose sum is σ = 2122997507778. Its totient is φ = 606570716504.

The previous prime is 1213141432991. The next prime is 1213141433027. The reversal of 1213141433012 is 2103341413121.

It can be written as a sum of positive squares in only one way, i.e., 898256599696 + 314884833316 = 947764^2 + 561146^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151642679123 + ... + 151642679130.

It is an arithmetic number, because the mean of its divisors is an integer number (353832917963).

Almost surely, 2^{1213141433012} is an apocalyptic number.

It is an amenable number.

1213141433012 is a deficient number, since it is larger than the sum of its proper divisors (909856074766).

1213141433012 is a wasteful number, since it uses less digits than its factorization.

1213141433012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303285358257 (or 303285358255 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 1213141433012 its reverse (2103341413121), we get a palindrome (3316482846133).

The spelling of 1213141433012 in words is "one trillion, two hundred thirteen billion, one hundred forty-one million, four hundred thirty-three thousand, twelve".