1020120226 has 4 divisors (see below), whose sum is σ = 1530180342. Its totient is φ = 510060112.

The previous prime is 1020120197. The next prime is 1020120247. The reversal of 1020120226 is 6220210201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6220210201 = 61643 ⋅100907.

It can be written as a sum of positive squares in only one way, i.e., 989039601 + 31080625 = 31449^2 + 5575^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255030055 + ... + 255030058.

Almost surely, 2^1020120226 is an apocalyptic number.

1020120226 is a deficient number, since it is larger than the sum of its proper divisors (510060116).

1020120226 is an equidigital number, since it uses as much as digits as its factorization.

1020120226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510060115.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1020120226 is about 31939.3210009230. The cubic root of 1020120226 is about 1006.6622577520.

Adding to 1020120226 its reverse (6220210201), we get a palindrome (7240330427).

The spelling of 1020120226 in words is "one billion, twenty million, one hundred twenty thousand, two hundred twenty-six".