1011223035 has 40 divisors (see below), whose sum is σ = 1908131280. Its totient is φ = 510929856.

The previous prime is 1011223033. The next prime is 1011223067. The reversal of 1011223035 is 5303221101.

It is not a de Polignac number, because 1011223035 - 2¹ = 1011223033 is a prime.

It is a super-2 number, since 2×1011223035² = 2045144053029222450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011222999 and 1011223017.

It is not an unprimeable number, because it can be changed into a prime (1011223033) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 58012 + ... + 73401.

It is an arithmetic number, because the mean of its divisors is an integer number (47703282).

Almost surely, 2^1011223035 is an apocalyptic number.

1011223035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1011223035 is a deficient number, since it is larger than the sum of its proper divisors (896908245).

1011223035 is a wasteful number, since it uses less digits than its factorization.

1011223035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131449 (or 131440 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1011223035 is about 31799.7332535982. The cubic root of 1011223035 is about 1003.7271031110.

Adding to 1011223035 its reverse (5303221101), we get a palindrome (6314444136).

The spelling of 1011223035 in words is "one billion, eleven million, two hundred twenty-three thousand, thirty-five".