1023012323220 has 24 divisors (see below), whose sum is σ = 2864434505184. Its totient is φ = 272803286176.

The previous prime is 1023012323209. The next prime is 1023012323251. The reversal of 1023012323220 is 223232103201.

It is a happy number.

1023012323220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 8525102634 + ... + 8525102753.

It is an arithmetic number, because the mean of its divisors is an integer number (119351437716).

Almost surely, 2^{1023012323220} is an apocalyptic number.

1023012323220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023012323220 is an abundant number, since it is smaller than the sum of its proper divisors (1841422181964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023012323220 is a wasteful number, since it uses less digits than its factorization.

1023012323220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17050205399 (or 17050205397 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1023012323220 its reverse (223232103201), we get a palindrome (1246244426421).

The spelling of 1023012323220 in words is "one trillion, twenty-three billion, twelve million, three hundred twenty-three thousand, two hundred twenty".