21442100531035 has 8 divisors (see below), whose sum is σ = 25730546172480. Its totient is φ = 17153663401344.

The previous prime is 21442100531023. The next prime is 21442100531039. The reversal of 21442100531035 is 53013500124412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21442100531035 - 2²⁹ = 21441563660123 is a prime.

It is a super-2 number, since 2×21442100531035² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21442100530988 and 21442100531006.

It is not an unprimeable number, because it can be changed into a prime (21442100531039) 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 7 ways as a sum of consecutive naturals, for example, 6883006 + ... + 9500524.

It is an arithmetic number, because the mean of its divisors is an integer number (3216318271560).

Almost surely, 2^{21442100531035} is an apocalyptic number.

21442100531035 is a deficient number, since it is larger than the sum of its proper divisors (4288445641445).

21442100531035 is a wasteful number, since it uses less digits than its factorization.

21442100531035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4255877.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 21442100531035 its reverse (53013500124412), we get a palindrome (74455600655447).

The spelling of 21442100531035 in words is "twenty-one trillion, four hundred forty-two billion, one hundred million, five hundred thirty-one thousand, thirty-five".