1011020202 has 24 divisors (see below), whose sum is σ = 2192994336. Its totient is φ = 336629736.

The previous prime is 1011020173. The next prime is 1011020221. The reversal of 1011020202 is 2020201101.

1011020202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14638 + ... + 47289.

It is an arithmetic number, because the mean of its divisors is an integer number (91374764).

Almost surely, 2^1011020202 is an apocalyptic number.

1011020202 is an abundant number, since it is smaller than the sum of its proper divisors (1181974134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011020202 is a wasteful number, since it uses less digits than its factorization.

1011020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62842 (or 62839 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1011020202 is about 31796.5438687918. The cubic root of 1011020202 is about 1003.6599888061.

Adding to 1011020202 its reverse (2020201101), we get a palindrome (3031221303).

The spelling of 1011020202 in words is "one billion, eleven million, twenty thousand, two hundred two".