20110201021102 has 16 divisors (see below), whose sum is σ = 31039260531840. Its totient is φ = 9766393576632.

The previous prime is 20110201021069. The next prime is 20110201021117. The reversal of 20110201021102 is 20112010201102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653167698 + ... + 653198485.

It is an arithmetic number, because the mean of its divisors is an integer number (1939953783240).

Almost surely, 2^{20110201021102} is an apocalyptic number.

20110201021102 is a deficient number, since it is larger than the sum of its proper divisors (10929059510738).

20110201021102 is a wasteful number, since it uses less digits than its factorization.

20110201021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306366407.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20110201021102 its reverse (20112010201102), we get a palindrome (40222211222204).

The spelling of 20110201021102 in words is "twenty trillion, one hundred ten billion, two hundred one million, twenty-one thousand, one hundred two".