1012223002020 has 48 divisors (see below), whose sum is σ = 2957451557760. Its totient is φ = 258190214656.

The previous prime is 1012223002019. The next prime is 1012223002111. The reversal of 1012223002020 is 202003222101.

It is a happy number.

1012223002020 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 (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366746085 + ... + 366748844.

It is an arithmetic number, because the mean of its divisors is an integer number (61613574120).

Almost surely, 2^{1012223002020} is an apocalyptic number.

1012223002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012223002020 is an abundant number, since it is smaller than the sum of its proper divisors (1945228555740).

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

1012223002020 is a wasteful number, since it uses less digits than its factorization.

1012223002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733494964 (or 733494962 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1012223002020 its reverse (202003222101), we get a palindrome (1214226224121).

The spelling of 1012223002020 in words is "one trillion, twelve billion, two hundred twenty-three million, two thousand, twenty".