123535512222 has 8 divisors (see below), whose sum is σ = 247071024456. Its totient is φ = 41178504072.

The previous prime is 123535512211. The next prime is 123535512253. The reversal of 123535512222 is 222215535321.

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

123535512222 is an admirable number.

It is a super-2 number, since 2×123535512222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10294626013 + ... + 10294626024.

It is an arithmetic number, because the mean of its divisors is an integer number (30883878057).

Almost surely, 2^123535512222 is an apocalyptic number.

123535512222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123535512222 is a wasteful number, since it uses less digits than its factorization.

123535512222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20589252042.

The product of its digits is 36000, while the sum is 33.

The spelling of 123535512222 in words is "one hundred twenty-three billion, five hundred thirty-five million, five hundred twelve thousand, two hundred twenty-two".