23151223020210 has 16 divisors (see below), whose sum is σ = 55562935248576. Its totient is φ = 6173659472048.

The previous prime is 23151223020157. The next prime is 23151223020227. The reversal of 23151223020210 is 1202032215132.

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, 385853716974 + ... + 385853717033.

It is an arithmetic number, because the mean of its divisors is an integer number (3472683453036).

Almost surely, 2^{23151223020210} is an apocalyptic number.

23151223020210 is an abundant number, since it is smaller than the sum of its proper divisors (32411712228366).

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

23151223020210 is a wasteful number, since it uses less digits than its factorization.

23151223020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771707434017.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 23151223020210 its reverse (1202032215132), we get a palindrome (24353255235342).

The spelling of 23151223020210 in words is "twenty-three trillion, one hundred fifty-one billion, two hundred twenty-three million, twenty thousand, two hundred ten".