1020112140210 has 32 divisors (see below), whose sum is σ = 2448327321792. Its totient is φ = 272023439040.

The previous prime is 1020112140209. The next prime is 1020112140251. The reversal of 1020112140210 is 120412110201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1020112140210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954132 + ... + 1717728.

It is an arithmetic number, because the mean of its divisors is an integer number (76510228806).

Almost surely, 2^{1020112140210} is an apocalyptic number.

1020112140210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020112140210 is an abundant number, since it is smaller than the sum of its proper divisors (1428215181582).

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

1020112140210 is a wasteful number, since it uses less digits than its factorization.

1020112140210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808138.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1020112140210 its reverse (120412110201), we get a palindrome (1140524250411).

The spelling of 1020112140210 in words is "one trillion, twenty billion, one hundred twelve million, one hundred forty thousand, two hundred ten".