1011051010 has 8 divisors (see below), whose sum is σ = 1819891836. Its totient is φ = 404420400.

The previous prime is 1011050993. The next prime is 1011051031. The reversal of 1011051010 is 101501101.

It can be written as a sum of positive squares in 2 ways, for example, as 1007999001 + 3052009 = 31749^2 + 1747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 101105101 = 1011051010 / (1 + 0 + 1 + 1 + 0 + 5 + 1 + 0 + 1 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50552541 + ... + 50552560.

Almost surely, 2^1011051010 is an apocalyptic number.

1011051010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011051010 is a deficient number, since it is larger than the sum of its proper divisors (808840826).

1011051010 is a wasteful number, since it uses less digits than its factorization.

1011051010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101105108.

The product of its (nonzero) digits is 5, while the sum is 10.

The square root of 1011051010 is about 31797.0283202692. The cubic root of 1011051010 is about 1003.6701832753.

Adding to 1011051010 its reverse (101501101), we get a palindrome (1112552111).

The spelling of 1011051010 in words is "one billion, eleven million, fifty-one thousand, ten".