6221501122 has 4 divisors (see below), whose sum is σ = 9332251686. Its totient is φ = 3110750560.

The previous prime is 6221501093. The next prime is 6221501137. The reversal of 6221501122 is 2211051226.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4006763401 + 2214737721 = 63299^2 + 47061^2 .

It is a super-2 number, since 2×6221501122² = 77414152422094517768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6221501093 and 6221501102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555375279 + ... + 1555375282.

Almost surely, 2^6221501122 is an apocalyptic number.

6221501122 is a deficient number, since it is larger than the sum of its proper divisors (3110750564).

6221501122 is a wasteful number, since it uses less digits than its factorization.

6221501122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110750563.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 6221501122 is about 78876.4928353182. The cubic root of 6221501122 is about 1839.2117293364.

Adding to 6221501122 its reverse (2211051226), we get a palindrome (8432552348).

The spelling of 6221501122 in words is "six billion, two hundred twenty-one million, five hundred one thousand, one hundred twenty-two".