1020200514111 has 12 divisors (see below), whose sum is σ = 1473634487520. Its totient is φ = 680128357920.

The previous prime is 1020200514103. The next prime is 1020200514121. The reversal of 1020200514111 is 1114150020201.

1020200514111 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 200 + 51 + 411 + 1 = 666.

It is not a de Polignac number, because 1020200514111 - 2³ = 1020200514103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020200514101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1029235 + ... + 1760603.

It is an arithmetic number, because the mean of its divisors is an integer number (122802873960).

Almost surely, 2^{1020200514111} is an apocalyptic number.

1020200514111 is a deficient number, since it is larger than the sum of its proper divisors (453433973409).

1020200514111 is a wasteful number, since it uses less digits than its factorization.

1020200514111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886366 (or 886363 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 1020200514111 its reverse (1114150020201), we get a palindrome (2134350534312).

The spelling of 1020200514111 in words is "one trillion, twenty billion, two hundred million, five hundred fourteen thousand, one hundred eleven".