10002120111122 has 8 divisors (see below), whose sum is σ = 15003804253296. Its totient is φ = 5000852026692.

The previous prime is 10002120111101. The next prime is 10002120111157. The reversal of 10002120111122 is 22111102120001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10002120111122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10002120111097 and 10002120111106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103954328 + ... + 104050499.

It is an arithmetic number, because the mean of its divisors is an integer number (1875475531662).

Almost surely, 2^{10002120111122} is an apocalyptic number.

10002120111122 is a deficient number, since it is larger than the sum of its proper divisors (5001684142174).

10002120111122 is a wasteful number, since it uses less digits than its factorization.

10002120111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208028872.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10002120111122 its reverse (22111102120001), we get a palindrome (32113222231123).

The spelling of 10002120111122 in words is "ten trillion, two billion, one hundred twenty million, one hundred eleven thousand, one hundred twenty-two".