10551321010 has 8 divisors (see below), whose sum is σ = 18992377836. Its totient is φ = 4220528400.

The previous prime is 10551320993. The next prime is 10551321019. The reversal of 10551321010 is 1012315501.

It can be written as a sum of positive squares in 2 ways, for example, as 10537638409 + 13682601 = 102653^2 + 3699^2 .

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

It is a super-2 number, since 2×10551321010² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10551321019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527566041 + ... + 527566060.

Almost surely, 2^10551321010 is an apocalyptic number.

10551321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10551321010 is a deficient number, since it is larger than the sum of its proper divisors (8441056826).

10551321010 is a wasteful number, since it uses less digits than its factorization.

10551321010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055132108.

The product of its (nonzero) digits is 150, while the sum is 19.

Adding to 10551321010 its reverse (1012315501), we get a palindrome (11563636511).

The spelling of 10551321010 in words is "ten billion, five hundred fifty-one million, three hundred twenty-one thousand, ten".