20111323112002 has 8 divisors (see below), whose sum is σ = 30167295552576. Its totient is φ = 10055557927812.

The previous prime is 20111323111969. The next prime is 20111323112003. The reversal of 20111323112002 is 20021132311102.

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

It is not an unprimeable number, because it can be changed into a prime (20111323112003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51571278 + ... + 51959785.

It is an arithmetic number, because the mean of its divisors is an integer number (3770911944072).

Almost surely, 2^{20111323112002} is an apocalyptic number.

20111323112002 is a deficient number, since it is larger than the sum of its proper divisors (10055972440574).

20111323112002 is a wasteful number, since it uses less digits than its factorization.

20111323112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103628192.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 20111323112002 its reverse (20021132311102), we get a palindrome (40132455423104).

The spelling of 20111323112002 in words is "twenty trillion, one hundred eleven billion, three hundred twenty-three million, one hundred twelve thousand, two".