1010111202111 has 32 divisors (see below), whose sum is σ = 1491256972800. Its totient is φ = 603081072000.

The previous prime is 1010111202109. The next prime is 1010111202161. The reversal of 1010111202111 is 1112021110101.

It is not a de Polignac number, because 1010111202111 - 2¹ = 1010111202109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010111202161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98200 + ... + 1424733.

It is an arithmetic number, because the mean of its divisors is an integer number (46601780400).

Almost surely, 2^{1010111202111} is an apocalyptic number.

1010111202111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1010111202111 is a deficient number, since it is larger than the sum of its proper divisors (481145770689).

1010111202111 is a wasteful number, since it uses less digits than its factorization.

1010111202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523247.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1010111202111 its reverse (1112021110101), we get a palindrome (2122132312212).

The spelling of 1010111202111 in words is "one trillion, ten billion, one hundred eleven million, two hundred two thousand, one hundred eleven".