10220312302 has 4 divisors (see below), whose sum is σ = 15330468456. Its totient is φ = 5110156150.

The previous prime is 10220312243. The next prime is 10220312303. The reversal of 10220312302 is 20321302201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20321302201 = 137 ⋅148330673.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220312303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555078074 + ... + 2555078077.

It is an arithmetic number, because the mean of its divisors is an integer number (3832617114).

Almost surely, 2^10220312302 is an apocalyptic number.

10220312302 is a deficient number, since it is larger than the sum of its proper divisors (5110156154).

10220312302 is an equidigital number, since it uses as much as digits as its factorization.

10220312302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110156153.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10220312302 its reverse (20321302201), we get a palindrome (30541614503).

The spelling of 10220312302 in words is "ten billion, two hundred twenty million, three hundred twelve thousand, three hundred two".