20120002011102 has 32 divisors (see below), whose sum is σ = 47058077797632. Its totient is φ = 5614884281664.

The previous prime is 20120002011097. The next prime is 20120002011107. The reversal of 20120002011102 is 20111020002102.

It is an interprime number because it is at equal distance from previous prime (20120002011097) and next prime (20120002011107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20120002011107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5570319903 + ... + 5570323514.

It is an arithmetic number, because the mean of its divisors is an integer number (1470564931176).

Almost surely, 2^{20120002011102} is an apocalyptic number.

20120002011102 is an abundant number, since it is smaller than the sum of its proper divisors (26938075786530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20120002011102 is a wasteful number, since it uses less digits than its factorization.

20120002011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11140643472.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20120002011102 its reverse (20111020002102), we get a palindrome (40231022013204).

The spelling of 20120002011102 in words is "twenty trillion, one hundred twenty billion, two million, eleven thousand, one hundred two".