1213300121033 has 48 divisors (see below), whose sum is σ = 1724207846400. Its totient is φ = 826771458240.

The previous prime is 1213300120973. The next prime is 1213300121053. The reversal of 1213300121033 is 3301210033121.

It is not a de Polignac number, because 1213300121033 - 2¹² = 1213300116937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1213300120996 and 1213300121014.

It is not an unprimeable number, because it can be changed into a prime (1213300121053) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2206373 + ... + 2700866.

It is an arithmetic number, because the mean of its divisors is an integer number (35920996800).

Almost surely, 2^{1213300121033} is an apocalyptic number.

1213300121033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1213300121033 is a deficient number, since it is larger than the sum of its proper divisors (510907725367).

1213300121033 is a wasteful number, since it uses less digits than its factorization.

1213300121033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4907302 (or 4907289 counting only the distinct ones).

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

Adding to 1213300121033 its reverse (3301210033121), we get a palindrome (4514510154154).

The spelling of 1213300121033 in words is "one trillion, two hundred thirteen billion, three hundred million, one hundred twenty-one thousand, thirty-three".