2111104142 has 24 divisors (see below), whose sum is σ = 3685252464. Its totient is φ = 904368192.

The previous prime is 2111104133. The next prime is 2111104211. The reversal of 2111104142 is 2414011112.

It is a self number, because there is not a number n which added to its sum of digits gives 2111104142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 422543 + ... + 427509.

It is an arithmetic number, because the mean of its divisors is an integer number (153552186).

Almost surely, 2^2111104142 is an apocalyptic number.

2111104142 is a deficient number, since it is larger than the sum of its proper divisors (1574148322).

2111104142 is a wasteful number, since it uses less digits than its factorization.

2111104142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9320 (or 9313 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 2111104142 is about 45946.7533347026. The cubic root of 2111104142 is about 1282.8322988118.

Adding to 2111104142 its reverse (2414011112), we get a palindrome (4525115254).

The spelling of 2111104142 in words is "two billion, one hundred eleven million, one hundred four thousand, one hundred forty-two".