122111637423 has 8 divisors (see below), whose sum is σ = 163001170608. Its totient is φ = 81314931264.

The previous prime is 122111637419. The next prime is 122111637437. The reversal of 122111637423 is 324736111221.

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

It is not a de Polignac number, because 122111637423 - 2² = 122111637419 is a prime.

It is a super-2 number, since 2×122111637423² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122111637463) 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, 23203686 + ... + 23208947.

It is an arithmetic number, because the mean of its divisors is an integer number (20375146326).

Almost surely, 2^122111637423 is an apocalyptic number.

122111637423 is a deficient number, since it is larger than the sum of its proper divisors (40889533185).

122111637423 is an equidigital number, since it uses as much as digits as its factorization.

122111637423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46413513.

The product of its digits is 12096, while the sum is 33.

Adding to 122111637423 its reverse (324736111221), we get a palindrome (446847748644).

The spelling of 122111637423 in words is "one hundred twenty-two billion, one hundred eleven million, six hundred thirty-seven thousand, four hundred twenty-three".