1012020202 has 16 divisors (see below), whose sum is σ = 1537221600. Its totient is φ = 499640400.

The previous prime is 1012020197. The next prime is 1012020209. The reversal of 1012020202 is 2020202101.

It is a super-2 number, since 2×1012020202² = 2048369778512241608, which contains 22 as substring.

1012020202 is a modest number, since divided by 20202 gives 1012 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1012020209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69949 + ... + 83167.

It is an arithmetic number, because the mean of its divisors is an integer number (96076350).

Almost surely, 2^1012020202 is an apocalyptic number.

1012020202 is a deficient number, since it is larger than the sum of its proper divisors (525201398).

1012020202 is a wasteful number, since it uses less digits than its factorization.

1012020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13701.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1012020202 is about 31812.2649618036. The cubic root of 1012020202 is about 1003.9907864374.

Adding to 1012020202 its reverse (2020202101), we get a palindrome (3032222303).

It can be divided in two parts, 101 and 2020202, that multiplied together give a palindrome (204040402).

The spelling of 1012020202 in words is "one billion, twelve million, twenty thousand, two hundred two".