10121001112 has 8 divisors (see below), whose sum is σ = 18976877100. Its totient is φ = 5060500552.

The previous prime is 10121001101. The next prime is 10121001113. The reversal of 10121001112 is 21110012101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121001113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632562562 + ... + 632562577.

Almost surely, 2^10121001112 is an apocalyptic number.

It is an amenable number.

10121001112 is a deficient number, since it is larger than the sum of its proper divisors (8855875988).

10121001112 is a wasteful number, since it uses less digits than its factorization.

10121001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265125145 (or 1265125141 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10121001112 its reverse (21110012101), we get a palindrome (31231013213).

The spelling of 10121001112 in words is "ten billion, one hundred twenty-one million, one thousand, one hundred twelve".