20273122 has 16 divisors (see below), whose sum is σ = 31030272. Its totient is φ = 9931680.

The previous prime is 20273119. The next prime is 20273131. The reversal of 20273122 is 22137202.

It is a self number, because there is not a number n which added to its sum of digits gives 20273122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27523 + ... + 28249.

It is an arithmetic number, because the mean of its divisors is an integer number (1939392).

Almost surely, 2^20273122 is an apocalyptic number.

20273122 is a deficient number, since it is larger than the sum of its proper divisors (10757150).

20273122 is a wasteful number, since it uses less digits than its factorization.

20273122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 20273122 is about 4502.5683781593. The cubic root of 20273122 is about 272.6717913471.

The spelling of 20273122 in words is "twenty million, two hundred seventy-three thousand, one hundred twenty-two".