1013211001233 has 20 divisors (see below), whose sum is σ = 1514785837620. Its totient is φ = 674927875872.

The previous prime is 1013211001217. The next prime is 1013211001277. The reversal of 1013211001233 is 3321001123101.

1013211001233 is a `hidden beast` number, since 10 + 1 + 321 + 100 + 1 + 233 = 666.

1013211001233 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 263242877184 + 749968124049 = 513072^2 + 866007^2 .

It is not a de Polignac number, because 1013211001233 - 2⁴ = 1013211001217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013211001433) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4955898 + ... + 5156291.

It is an arithmetic number, because the mean of its divisors is an integer number (75739291881).

Almost surely, 2^{1013211001233} is an apocalyptic number.

It is an amenable number.

1013211001233 is a deficient number, since it is larger than the sum of its proper divisors (501574836387).

1013211001233 is a wasteful number, since it uses less digits than its factorization.

1013211001233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10113438 (or 10113429 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1013211001233 its reverse (3321001123101), we get a palindrome (4334212124334).

The spelling of 1013211001233 in words is "one trillion, thirteen billion, two hundred eleven million, one thousand, two hundred thirty-three".