1020231110 has 16 divisors (see below), whose sum is σ = 1863826416. Its totient is φ = 402001248.

The previous prime is 1020231101. The next prime is 1020231143. The reversal of 1020231110 is 111320201.

It is a junction number, because it is equal to n+sod(n) for n = 1020231091 and 1020231100.

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, 760697 + ... + 762036.

It is an arithmetic number, because the mean of its divisors is an integer number (116489151).

Almost surely, 2^1020231110 is an apocalyptic number.

1020231110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020231110 is a deficient number, since it is larger than the sum of its proper divisors (843595306).

1020231110 is a wasteful number, since it uses less digits than its factorization.

1020231110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522807.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1020231110 is about 31941.0568078140. The cubic root of 1020231110 is about 1006.6987301504.

Adding to 1020231110 its reverse (111320201), we get a palindrome (1131551311).

The spelling of 1020231110 in words is "one billion, twenty million, two hundred thirty-one thousand, one hundred ten".