12111020220010 has 8 divisors (see below), whose sum is σ = 21799836396036. Its totient is φ = 4844408088000.

The previous prime is 12111020219981. The next prime is 12111020220031. The reversal of 12111020220010 is 1002202011121.

12111020220010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11650214124081 + 460806095929 = 3413241^2 + 678827^2 .

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, 605551010991 + ... + 605551011010.

Almost surely, 2^{12111020220010} is an apocalyptic number.

12111020220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111020220010 is a deficient number, since it is larger than the sum of its proper divisors (9688816176026).

12111020220010 is a wasteful number, since it uses less digits than its factorization.

12111020220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211102022008.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12111020220010 its reverse (1002202011121), we get a palindrome (13113222231131).

The spelling of 12111020220010 in words is "twelve trillion, one hundred eleven billion, twenty million, two hundred twenty thousand, ten".