1213034411000 has 64 divisors (see below), whose sum is σ = 2838838916160. Its totient is φ = 485155920000.

The previous prime is 1213034410981. The next prime is 1213034411033. The reversal of 1213034411000 is 1144303121.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 8873165 + ... + 9008835.

It is an arithmetic number, because the mean of its divisors is an integer number (44356858065).

Almost surely, 2^{1213034411000} is an apocalyptic number.

1213034411000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1213034411000 is an abundant number, since it is smaller than the sum of its proper divisors (1625804505160).

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

1213034411000 is a wasteful number, since it uses less digits than its factorization.

1213034411000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144633 (or 144619 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1213034411000 its reverse (1144303121), we get a palindrome (1214178714121).

The spelling of 1213034411000 in words is "one trillion, two hundred thirteen billion, thirty-four million, four hundred eleven thousand".