1022021220110 has 32 divisors (see below), whose sum is σ = 2007100750464. Its totient is φ = 371602836000.

The previous prime is 1022021220097. The next prime is 1022021220113. The reversal of 1022021220110 is 110221202201.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022021220113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 489005 + ... + 1511015.

It is an arithmetic number, because the mean of its divisors is an integer number (62721898452).

Almost surely, 2^{1022021220110} is an apocalyptic number.

1022021220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022021220110 is a deficient number, since it is larger than the sum of its proper divisors (985079530354).

1022021220110 is a wasteful number, since it uses less digits than its factorization.

1022021220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031120.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1022021220110 its reverse (110221202201), we get a palindrome (1132242422311).

The spelling of 1022021220110 in words is "one trillion, twenty-two billion, twenty-one million, two hundred twenty thousand, one hundred ten".