1023020212 has 24 divisors (see below), whose sum is σ = 1857461760. Its totient is φ = 492485280.

The previous prime is 1023020209. The next prime is 1023020221. The reversal of 1023020212 is 2120203201.

It is a junction number, because it is equal to n+sod(n) for n = 1023020192 and 1023020201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3489 + ... + 45367.

It is an arithmetic number, because the mean of its divisors is an integer number (77394240).

Almost surely, 2^1023020212 is an apocalyptic number.

It is an amenable number.

1023020212 is a deficient number, since it is larger than the sum of its proper divisors (834441548).

1023020212 is a wasteful number, since it uses less digits than its factorization.

1023020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42111 (or 42109 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1023020212 is about 31984.6871486966. The cubic root of 1023020212 is about 1007.6152645372.

Adding to 1023020212 its reverse (2120203201), we get a palindrome (3143223413).

The spelling of 1023020212 in words is "one billion, twenty-three million, twenty thousand, two hundred twelve".