23021230020212 has 6 divisors (see below), whose sum is σ = 40287152535378. Its totient is φ = 11510615010104.

The previous prime is 23021230020203. The next prime is 23021230020227. The reversal of 23021230020212 is 21202003212032.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22999563357796 + 21666662416 = 4795786^2 + 147196^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2877653752523 + ... + 2877653752530.

It is an arithmetic number, because the mean of its divisors is an integer number (6714525422563).

Almost surely, 2^{23021230020212} is an apocalyptic number.

It is an amenable number.

23021230020212 is a deficient number, since it is larger than the sum of its proper divisors (17265922515166).

23021230020212 is a wasteful number, since it uses less digits than its factorization.

23021230020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5755307505057 (or 5755307505055 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23021230020212 its reverse (21202003212032), we get a palindrome (44223233232244).

The spelling of 23021230020212 in words is "twenty-three trillion, twenty-one billion, two hundred thirty million, twenty thousand, two hundred twelve".