535212401121 has 16 divisors (see below), whose sum is σ = 792929496000. Its totient is φ = 356798261664.

The previous prime is 535212401029. The next prime is 535212401249. The reversal of 535212401121 is 121104212535.

It is a happy number.

535212401121 is a `hidden beast` number, since 5 + 3 + 521 + 24 + 0 + 112 + 1 = 666.

It is not a de Polignac number, because 535212401121 - 2¹⁹ = 535211876833 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (535212401621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775285 + ... + 1292861.

It is an arithmetic number, because the mean of its divisors is an integer number (49558093500).

Almost surely, 2^535212401121 is an apocalyptic number.

It is an amenable number.

535212401121 is a deficient number, since it is larger than the sum of its proper divisors (257717094879).

535212401121 is a wasteful number, since it uses less digits than its factorization.

535212401121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555885 (or 555879 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 535212401121 its reverse (121104212535), we get a palindrome (656316613656).

The spelling of 535212401121 in words is "five hundred thirty-five billion, two hundred twelve million, four hundred one thousand, one hundred twenty-one".