45221122 has 16 divisors (see below), whose sum is σ = 73494432. Its totient is φ = 20784960.

The previous prime is 45221117. The next prime is 45221149. The reversal of 45221122 is 22112254.

It is a super-3 number, since 3×45221122³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45221122.

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, 14004 + ... + 16927.

It is an arithmetic number, because the mean of its divisors is an integer number (4593402).

Almost surely, 2^45221122 is an apocalyptic number.

45221122 is a deficient number, since it is larger than the sum of its proper divisors (28273310).

45221122 is a wasteful number, since it uses less digits than its factorization.

45221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30993.

The product of its digits is 320, while the sum is 19.

The square root of 45221122 is about 6724.6651961269. The cubic root of 45221122 is about 356.2709768299.

Adding to 45221122 its reverse (22112254), we get a palindrome (67333376).

The spelling of 45221122 in words is "forty-five million, two hundred twenty-one thousand, one hundred twenty-two".