2122002121102 has 4 divisors (see below), whose sum is σ = 3183003181656. Its totient is φ = 1061001060550.

The previous prime is 2122002121073. The next prime is 2122002121121. The reversal of 2122002121102 is 2011212002212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2122002121102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530500530274 + ... + 530500530277.

It is an arithmetic number, because the mean of its divisors is an integer number (795750795414).

Almost surely, 2^{2122002121102} is an apocalyptic number.

2122002121102 is a deficient number, since it is larger than the sum of its proper divisors (1061001060554).

2122002121102 is a wasteful number, since it uses less digits than its factorization.

2122002121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061001060553.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122002121102 its reverse (2011212002212), we get a palindrome (4133214123314).

The spelling of 2122002121102 in words is "two trillion, one hundred twenty-two billion, two million, one hundred twenty-one thousand, one hundred two".