1020022021010 has 32 divisors (see below), whose sum is σ = 1887732836352. Its totient is φ = 396545647680.

The previous prime is 1020022020989. The next prime is 1020022021033. The reversal of 1020022021010 is 101202200201.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1020022020982 and 1020022021000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176002 + ... + 1850141.

It is an arithmetic number, because the mean of its divisors is an integer number (58991651136).

Almost surely, 2^{1020022021010} is an apocalyptic number.

1020022021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020022021010 is a deficient number, since it is larger than the sum of its proper divisors (867710815342).

1020022021010 is a wasteful number, since it uses less digits than its factorization.

1020022021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027098.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1020022021010 its reverse (101202200201), we get a palindrome (1121224221211).

The spelling of 1020022021010 in words is "one trillion, twenty billion, twenty-two million, twenty-one thousand, ten".