2120001101102 has 12 divisors (see below), whose sum is σ = 3224160069480. Its totient is φ = 1045479989808.

The previous prime is 2120001101069. The next prime is 2120001101107. The reversal of 2120001101102 is 2011011000212.

It is a super-2 number, since 2×2120001101102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120001101107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99445202 + ... + 99466517.

It is an arithmetic number, because the mean of its divisors is an integer number (268680005790).

Almost surely, 2^{2120001101102} is an apocalyptic number.

2120001101102 is a deficient number, since it is larger than the sum of its proper divisors (1104158968378).

2120001101102 is an equidigital number, since it uses as much as digits as its factorization.

2120001101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198911867 (or 198911794 counting only the distinct ones).

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

Adding to 2120001101102 its reverse (2011011000212), we get a palindrome (4131012101314).

The spelling of 2120001101102 in words is "two trillion, one hundred twenty billion, one million, one hundred one thousand, one hundred two".