20101203110 has 32 divisors (see below), whose sum is σ = 36643622400. Its totient is φ = 7938071008.

The previous prime is 20101203103. The next prime is 20101203139. The reversal of 20101203110 is 1130210102.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20101203091 and 20101203100.

It is a congruent number.

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, 1306241 + ... + 1321539.

It is an arithmetic number, because the mean of its divisors is an integer number (1145113200).

Almost surely, 2^20101203110 is an apocalyptic number.

20101203110 is a deficient number, since it is larger than the sum of its proper divisors (16542419290).

20101203110 is a wasteful number, since it uses less digits than its factorization.

20101203110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16972.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 20101203110 its reverse (1130210102), we get a palindrome (21231413212).

The spelling of 20101203110 in words is "twenty billion, one hundred one million, two hundred three thousand, one hundred ten".