1022020121010 has 96 divisors (see below), whose sum is σ = 2866109363712. Its totient is φ = 232556970240.

The previous prime is 1022020120997. The next prime is 1022020121071. The reversal of 1022020121010 is 101210202201.

It is a Curzon number.

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 47 ways as a sum of consecutive naturals, for example, 1231051 + ... + 1886670.

It is an arithmetic number, because the mean of its divisors is an integer number (29855305872).

Almost surely, 2^{1022020121010} is an apocalyptic number.

1022020121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022020121010 is an abundant number, since it is smaller than the sum of its proper divisors (1844089242702).

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

1022020121010 is a wasteful number, since it uses less digits than its factorization.

1022020121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3117968 (or 3117961 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1022020121010 its reverse (101210202201), we get a palindrome (1123230323211).

The spelling of 1022020121010 in words is "one trillion, twenty-two billion, twenty million, one hundred twenty-one thousand, ten".