1002120010022 has 32 divisors (see below), whose sum is σ = 1532507143680.
Its totient is φ = 491375757600.
The previous prime is 1002120010007. The next prime is 1002120010057. The reversal of 1002120010022 is 2200100212001.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1002120009985 and 1002120010012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28710593 + ... + 28745475.
It is an arithmetic number, because the mean of its divisors is an integer number (47890848240).
Almost surely, 21002120010022 is an apocalyptic number.
1002120010022 is a deficient number, since it is larger than the sum of its proper divisors (530387133658).
1002120010022 is a wasteful number, since it uses less digits than its factorization.
1002120010022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36188.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 1002120010022 its reverse (2200100212001), we get a palindrome (3202220222023).
The spelling of 1002120010022 in words is "one trillion, two billion, one hundred twenty million, ten thousand, twenty-two".