10222020211020 has 144 divisors (see below), whose sum is σ = 29393960728608. Its totient is φ = 2653535600640.

The previous prime is 10222020210917. The next prime is 10222020211031. The reversal of 10222020211020 is 2011202022201.

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 47 ways as a sum of consecutive naturals, for example, 34288524 + ... + 34585356.

It is an arithmetic number, because the mean of its divisors is an integer number (204124727282).

Almost surely, 2^{10222020211020} is an apocalyptic number.

10222020211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10222020211020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14696980364304).

10222020211020 is an abundant number, since it is smaller than the sum of its proper divisors (19171940517588).

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

10222020211020 is a wasteful number, since it uses less digits than its factorization.

10222020211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297100 (or 297001 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10222020211020 its reverse (2011202022201), we get a palindrome (12233222233221).

The spelling of 10222020211020 in words is "ten trillion, two hundred twenty-two billion, twenty million, two hundred eleven thousand, twenty".