1011225141 has 10 divisors (see below), whose sum is σ = 1510595702. Its totient is φ = 674150040.

The previous prime is 1011225119. The next prime is 1011225143. The reversal of 1011225141 is 1415221101.

It can be written as a sum of positive squares in only one way, i.e., 845588241 + 165636900 = 29079^2 + 12870^2 .

It is not a de Polignac number, because 1011225141 - 2¹⁰ = 1011224117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011225143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6242050 + ... + 6242211.

Almost surely, 2^1011225141 is an apocalyptic number.

It is an amenable number.

1011225141 is a deficient number, since it is larger than the sum of its proper divisors (499370561).

1011225141 is an equidigital number, since it uses as much as digits as its factorization.

1011225141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12484273 (or 12484264 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 1011225141 is about 31799.7663670663. The cubic root of 1011225141 is about 1003.7277999067.

Adding to 1011225141 its reverse (1415221101), we get a palindrome (2426446242).

It can be divided in two parts, 10112 and 25141, that added together give a palindrome (35253).

The spelling of 1011225141 in words is "one billion, eleven million, two hundred twenty-five thousand, one hundred forty-one".