1000010043220 has 24 divisors (see below), whose sum is σ = 2112904662624. Its totient is φ = 397550003616.

The previous prime is 1000010043143. The next prime is 1000010043271. The reversal of 1000010043220 is 223400100001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000010043220.

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, 153372514 + ... + 153379033.

It is an arithmetic number, because the mean of its divisors is an integer number (88037694276).

Almost surely, 2^{1000010043220} is an apocalyptic number.

1000010043220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000010043220 is an abundant number, since it is smaller than the sum of its proper divisors (1112894619404).

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

1000010043220 is a wasteful number, since it uses less digits than its factorization.

1000010043220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306751719 (or 306751717 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 1000010043220 its reverse (223400100001), we get a palindrome (1223410143221).

The spelling of 1000010043220 in words is "one trillion, ten million, forty-three thousand, two hundred twenty".