1013211000 has 192 divisors, whose sum is σ = 3461065920. Its totient is φ = 267321600.

The previous prime is 1013210993. The next prime is 1013211011. The reversal of 1013211000 is 1123101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 926454 + ... + 927546.

It is an arithmetic number, because the mean of its divisors is an integer number (18026385).

Almost surely, 2^1013211000 is an apocalyptic number.

1013211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1730532960).

1013211000 is an abundant number, since it is smaller than the sum of its proper divisors (2447854920).

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

1013211000 is a wasteful number, since it uses less digits than its factorization.

1013211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223 (or 1206 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1013211000 is about 31830.9754798687. The cubic root of 1013211000 is about 1004.3844154736.

Adding to 1013211000 its reverse (1123101), we get a palindrome (1014334101).

The spelling of 1013211000 in words is "one billion, thirteen million, two hundred eleven thousand".