10111220120203 has 8 divisors (see below), whose sum is σ = 10404282946176. Its totient is φ = 9820369089600.

The previous prime is 10111220120129. The next prime is 10111220120233. The reversal of 10111220120203 is 30202102211101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111220120203 is a prime.

It is a super-2 number, since 2×10111220120203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111220120233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552939568 + ... + 552957853.

It is an arithmetic number, because the mean of its divisors is an integer number (1300535368272).

Almost surely, 2^{10111220120203} is an apocalyptic number.

10111220120203 is a deficient number, since it is larger than the sum of its proper divisors (293062825973).

10111220120203 is a wasteful number, since it uses less digits than its factorization.

10111220120203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105897685.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10111220120203 its reverse (30202102211101), we get a palindrome (40313322331304).

The spelling of 10111220120203 in words is "ten trillion, one hundred eleven billion, two hundred twenty million, one hundred twenty thousand, two hundred three".