20000121001102 has 32 divisors (see below), whose sum is σ = 32833599381504. Its totient is φ = 9061522749600.

The previous prime is 20000121001093. The next prime is 20000121001103. The reversal of 20000121001102 is 20110012100002.

It is a super-3 number, since 3×20000121001102³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000121001103) 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, 9336708 + ... + 11277160.

It is an arithmetic number, because the mean of its divisors is an integer number (1026049980672).

Almost surely, 2^{20000121001102} is an apocalyptic number.

20000121001102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20000121001102 is a deficient number, since it is larger than the sum of its proper divisors (12833478380402).

20000121001102 is a wasteful number, since it uses less digits than its factorization.

20000121001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941984.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20000121001102 its reverse (20110012100002), we get a palindrome (40110133101104).

The spelling of 20000121001102 in words is "twenty trillion, one hundred twenty-one million, one thousand, one hundred two".