1010273820 has 48 divisors (see below), whose sum is σ = 2894559360. Its totient is φ = 263140416.

The previous prime is 1010273819. The next prime is 1010273821. The reversal of 1010273820 is 283720101.

It is an interprime number because it is at equal distance from previous prime (1010273819) and next prime (1010273821).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010273821) 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, 193210 + ... + 198369.

It is an arithmetic number, because the mean of its divisors is an integer number (60303320).

Almost surely, 2^1010273820 is an apocalyptic number.

1010273820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010273820 is an abundant number, since it is smaller than the sum of its proper divisors (1884285540).

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

1010273820 is a wasteful number, since it uses less digits than its factorization.

1010273820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391634 (or 391632 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1010273820 is about 31784.8048601844. The cubic root of 1010273820 is about 1003.4129452200.

Adding to 1010273820 its reverse (283720101), we get a palindrome (1293993921).

The spelling of 1010273820 in words is "one billion, ten million, two hundred seventy-three thousand, eight hundred twenty".