7220102 has 4 divisors (see below), whose sum is σ = 10830156. Its totient is φ = 3610050.

The previous prime is 7220089. The next prime is 7220107. The reversal of 7220102 is 2010227.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7220107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805024 + ... + 1805027.

It is an arithmetic number, because the mean of its divisors is an integer number (2707539).

Almost surely, 2^7220102 is an apocalyptic number.

7220102 is a deficient number, since it is larger than the sum of its proper divisors (3610054).

7220102 is a wasteful number, since it uses less digits than its factorization.

7220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3610053.

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 7220102 is about 2687.0247486765. The cubic root of 7220102 is about 193.2774161184.

Adding to 7220102 its reverse (2010227), we get a palindrome (9230329).

The spelling of 7220102 in words is "seven million, two hundred twenty thousand, one hundred two".