1021022220110 has 16 divisors (see below), whose sum is σ = 1845162072432. Its totient is φ = 406781760000.

The previous prime is 1021022220091. The next prime is 1021022220173. The reversal of 1021022220110 is 110222201201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203388371 + ... + 203393390.

It is an arithmetic number, because the mean of its divisors is an integer number (115322629527).

Almost surely, 2^{1021022220110} is an apocalyptic number.

1021022220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021022220110 is a deficient number, since it is larger than the sum of its proper divisors (824139852322).

1021022220110 is a wasteful number, since it uses less digits than its factorization.

1021022220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406782019.

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

Adding to 1021022220110 its reverse (110222201201), we get a palindrome (1131244421311).

The spelling of 1021022220110 in words is "one trillion, twenty-one billion, twenty-two million, two hundred twenty thousand, one hundred ten".