10122111212002 has 4 divisors (see below), whose sum is σ = 15183166818006. Its totient is φ = 5061055606000.

The previous prime is 10122111211987. The next prime is 10122111212033. The reversal of 10122111212002 is 20021211122101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5421674745601 + 4700436466401 = 2328449^2 + 2168049^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530527802999 + ... + 2530527803002.

Almost surely, 2^{10122111212002} is an apocalyptic number.

10122111212002 is a deficient number, since it is larger than the sum of its proper divisors (5061055606004).

10122111212002 is an equidigital number, since it uses as much as digits as its factorization.

10122111212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061055606003.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10122111212002 its reverse (20021211122101), we get a palindrome (30143322334103).

The spelling of 10122111212002 in words is "ten trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twelve thousand, two".