1020320102 has 8 divisors (see below), whose sum is σ = 1611031800. Its totient is φ = 483309504.

The previous prime is 1020320101. The next prime is 1020320107. The reversal of 1020320102 is 2010230201.

It is a happy number.

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

It is a super-2 number, since 2×1020320102² = 2082106221090580808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020320101) 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, 13425227 + ... + 13425302.

It is an arithmetic number, because the mean of its divisors is an integer number (201378975).

Almost surely, 2^1020320102 is an apocalyptic number.

1020320102 is a deficient number, since it is larger than the sum of its proper divisors (590711698).

1020320102 is a wasteful number, since it uses less digits than its factorization.

1020320102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26850550.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1020320102 is about 31942.4498434294. The cubic root of 1020320102 is about 1006.7279998350.

Adding to 1020320102 its reverse (2010230201), we get a palindrome (3030550303).

The spelling of 1020320102 in words is "one billion, twenty million, three hundred twenty thousand, one hundred two".