51102322 has 8 divisors (see below), whose sum is σ = 79126272. Its totient is φ = 24726900.

The previous prime is 51102313. The next prime is 51102349. The reversal of 51102322 is 22320115.

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

It is a super-2 number, since 2×51102322² = 5222894627583368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51102296 and 51102305.

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, 412054 + ... + 412177.

It is an arithmetic number, because the mean of its divisors is an integer number (9890784).

Almost surely, 2^51102322 is an apocalyptic number.

51102322 is a deficient number, since it is larger than the sum of its proper divisors (28023950).

51102322 is a wasteful number, since it uses less digits than its factorization.

51102322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824264.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 51102322 is about 7148.5888117866. The cubic root of 51102322 is about 371.0908203681.

Adding to 51102322 its reverse (22320115), we get a palindrome (73422437).

The spelling of 51102322 in words is "fifty-one million, one hundred two thousand, three hundred twenty-two".