122026550 has 24 divisors (see below), whose sum is σ = 238917000. Its totient is φ = 46241280.

The previous prime is 122026547. The next prime is 122026559. The reversal of 122026550 is 55620221.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122026559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63275 + ... + 65174.

It is an arithmetic number, because the mean of its divisors is an integer number (9954875).

Almost surely, 2^122026550 is an apocalyptic number.

122026550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122026550 is a deficient number, since it is larger than the sum of its proper divisors (116890450).

122026550 is a wasteful number, since it uses less digits than its factorization.

122026550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128480 (or 128475 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 122026550 is about 11046.5628138349. The cubic root of 122026550 is about 496.0035417498.

Adding to 122026550 its reverse (55620221), we get a palindrome (177646771).

The spelling of 122026550 in words is "one hundred twenty-two million, twenty-six thousand, five hundred fifty".