105420422135 has 32 divisors (see below), whose sum is σ = 148395110400. Its totient is φ = 70394493312.

The previous prime is 105420422131. The next prime is 105420422143. The reversal of 105420422135 is 531224024501.

It is a cyclic number.

It is not a de Polignac number, because 105420422135 - 2² = 105420422131 is a prime.

It is a super-2 number, since 2×105420422135² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105420422098 and 105420422107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105420422131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166337 + ... + 488373.

It is an arithmetic number, because the mean of its divisors is an integer number (4637347200).

Almost surely, 2^105420422135 is an apocalyptic number.

105420422135 is a deficient number, since it is larger than the sum of its proper divisors (42974688265).

105420422135 is a wasteful number, since it uses less digits than its factorization.

105420422135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322295.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 105420422135 its reverse (531224024501), we get a palindrome (636644446636).

The spelling of 105420422135 in words is "one hundred five billion, four hundred twenty million, four hundred twenty-two thousand, one hundred thirty-five".