22051010 has 32 divisors (see below), whose sum is σ = 40642560. Its totient is φ = 8612352.

The previous prime is 22051009. The next prime is 22051019. The reversal of 22051010 is 1015022.

It is a junction number, because it is equal to n+sod(n) for n = 22050982 and 22051000.

It is not an unprimeable number, because it can be changed into a prime (22051019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123101 + ... + 123279.

It is an arithmetic number, because the mean of its divisors is an integer number (1270080).

Almost surely, 2^22051010 is an apocalyptic number.

22051010 is a deficient number, since it is larger than the sum of its proper divisors (18591550).

22051010 is a wasteful number, since it uses less digits than its factorization.

22051010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 22051010 is about 4695.8502957398. The cubic root of 22051010 is about 280.4203295795.

Adding to 22051010 its reverse (1015022), we get a palindrome (23066032).

The spelling of 22051010 in words is "twenty-two million, fifty-one thousand, ten".