2000203101111 has 16 divisors (see below), whose sum is σ = 2754023224320. Its totient is φ = 1289958840960.

The previous prime is 2000203101107. The next prime is 2000203101121. The reversal of 2000203101111 is 1111013020002.

It is not a de Polignac number, because 2000203101111 - 2² = 2000203101107 is a prime.

It is a super-2 number, since 2×2000203101111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000203101121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3879165 + ... + 4364438.

It is an arithmetic number, because the mean of its divisors is an integer number (172126451520).

Almost surely, 2^{2000203101111} is an apocalyptic number.

2000203101111 is a deficient number, since it is larger than the sum of its proper divisors (753820123209).

2000203101111 is a wasteful number, since it uses less digits than its factorization.

2000203101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8246246.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 2000203101111 its reverse (1111013020002), we get a palindrome (3111216121113).

The spelling of 2000203101111 in words is "two trillion, two hundred three million, one hundred one thousand, one hundred eleven".