1021343010 has 32 divisors (see below), whose sum is σ = 2456505792. Its totient is φ = 271771200.

The previous prime is 1021342981. The next prime is 1021343021. The reversal of 1021343010 is 103431201.

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

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, 22441 + ... + 50460.

It is an arithmetic number, because the mean of its divisors is an integer number (76765806).

Almost surely, 2^1021343010 is an apocalyptic number.

1021343010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021343010 is an abundant number, since it is smaller than the sum of its proper divisors (1435162782).

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

1021343010 is a wasteful number, since it uses less digits than its factorization.

1021343010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73378.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1021343010 is about 31958.4575660341. The cubic root of 1021343010 is about 1007.0643146119.

Adding to 1021343010 its reverse (103431201), we get a palindrome (1124774211).

The spelling of 1021343010 in words is "one billion, twenty-one million, three hundred forty-three thousand, ten".