20002111001102 has 16 divisors (see below), whose sum is σ = 30026923252224. Its totient is φ = 9993139695000.

The previous prime is 20002111001071. The next prime is 20002111001113. The reversal of 20002111001102 is 20110011120002.

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, 12124727 + ... + 13675277.

It is an arithmetic number, because the mean of its divisors is an integer number (1876682703264).

Almost surely, 2^{20002111001102} is an apocalyptic number.

20002111001102 is a deficient number, since it is larger than the sum of its proper divisors (10024812251122).

20002111001102 is a wasteful number, since it uses less digits than its factorization.

20002111001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555655.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20002111001102 its reverse (20110011120002), we get a palindrome (40112122121104).

The spelling of 20002111001102 in words is "twenty trillion, two billion, one hundred eleven million, one thousand, one hundred two".