1153530021322 has 32 divisors (see below), whose sum is σ = 2004690390912. Its totient is φ = 487568242944.

The previous prime is 1153530021311. The next prime is 1153530021341. The reversal of 1153530021322 is 2231200353511.

It is a super-2 number, since 2×1153530021322² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28261413 + ... + 28302199.

It is an arithmetic number, because the mean of its divisors is an integer number (62646574716).

Almost surely, 2^{1153530021322} is an apocalyptic number.

1153530021322 is a deficient number, since it is larger than the sum of its proper divisors (851160369590).

1153530021322 is a wasteful number, since it uses less digits than its factorization.

1153530021322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68542.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 1153530021322 its reverse (2231200353511), we get a palindrome (3384730374833).

The spelling of 1153530021322 in words is "one trillion, one hundred fifty-three billion, five hundred thirty million, twenty-one thousand, three hundred twenty-two".