1011630221133 has 24 divisors (see below), whose sum is σ = 1572492612672. Its totient is φ = 576809440704.

The previous prime is 1011630221087. The next prime is 1011630221143. The reversal of 1011630221133 is 3311220361101.

It is not a de Polignac number, because 1011630221133 - 2¹⁴ = 1011630204749 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011630221143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7462185 + ... + 7596542.

It is an arithmetic number, because the mean of its divisors is an integer number (65520525528).

Almost surely, 2^{1011630221133} is an apocalyptic number.

It is an amenable number.

1011630221133 is a deficient number, since it is larger than the sum of its proper divisors (560862391539).

1011630221133 is a wasteful number, since it uses less digits than its factorization.

1011630221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15059201 (or 15059194 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 1011630221133 its reverse (3311220361101), we get a palindrome (4322850582234).

The spelling of 1011630221133 in words is "one trillion, eleven billion, six hundred thirty million, two hundred twenty-one thousand, one hundred thirty-three".