10123211212130 has 8 divisors (see below), whose sum is σ = 18221780181852. Its totient is φ = 4049284484848.

The previous prime is 10123211212111. The next prime is 10123211212151. The reversal of 10123211212130 is 3121211232101.

It can be written as a sum of positive squares in 2 ways, for example, as 9800449741489 + 322761470641 = 3130567^2 + 568121^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506160560597 + ... + 506160560616.

Almost surely, 2^{10123211212130} is an apocalyptic number.

10123211212130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10123211212130 is a deficient number, since it is larger than the sum of its proper divisors (8098568969722).

10123211212130 is a wasteful number, since it uses less digits than its factorization.

10123211212130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012321121220.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10123211212130 its reverse (3121211232101), we get a palindrome (13244422444231).

The spelling of 10123211212130 in words is "ten trillion, one hundred twenty-three billion, two hundred eleven million, two hundred twelve thousand, one hundred thirty".