2101112111204 has 48 divisors (see below), whose sum is σ = 3716616960000. Its totient is φ = 1039272708096.

The previous prime is 2101112111159. The next prime is 2101112111249. The reversal of 2101112111204 is 4021112111012.

It is an interprime number because it is at equal distance from previous prime (2101112111159) and next prime (2101112111249).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615618602 + ... + 615622014.

It is an arithmetic number, because the mean of its divisors is an integer number (77429520000).

Almost surely, 2^{2101112111204} is an apocalyptic number.

It is an amenable number.

2101112111204 is a deficient number, since it is larger than the sum of its proper divisors (1615504848796).

2101112111204 is a wasteful number, since it uses less digits than its factorization.

2101112111204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6692 (or 6690 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2101112111204 its reverse (4021112111012), we get a palindrome (6122224222216).

The spelling of 2101112111204 in words is "two trillion, one hundred one billion, one hundred twelve million, one hundred eleven thousand, two hundred four".