135422545432021 has 8 divisors (see below), whose sum is σ = 142840373796000. Its totient is φ = 128033749665360.

The previous prime is 135422545432019. The next prime is 135422545432033. The reversal of 135422545432021 is 120234545224531.

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

It is not a de Polignac number, because 135422545432021 - 2¹ = 135422545432019 is a prime.

It is a super-2 number, since 2×135422545432021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135422545432061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7258139746 + ... + 7258158403.

It is an arithmetic number, because the mean of its divisors is an integer number (17855046724500).

Almost surely, 2^{135422545432021} is an apocalyptic number.

It is an amenable number.

135422545432021 is a deficient number, since it is larger than the sum of its proper divisors (7417828363979).

135422545432021 is a wasteful number, since it uses less digits than its factorization.

135422545432021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14516298659.

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 135422545432021 in words is "one hundred thirty-five trillion, four hundred twenty-two billion, five hundred forty-five million, four hundred thirty-two thousand, twenty-one".