1002121100022 has 16 divisors (see below), whose sum is σ = 2290562514432. Its totient is φ = 286320314280.

The previous prime is 1002121099979. The next prime is 1002121100033. The reversal of 1002121100022 is 2200011212001.

It is a junction number, because it is equal to n+sod(n) for n = 1002121099980 and 1002121100007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11930013054 + ... + 11930013137.

It is an arithmetic number, because the mean of its divisors is an integer number (143160157152).

Almost surely, 2^{1002121100022} is an apocalyptic number.

1002121100022 is an abundant number, since it is smaller than the sum of its proper divisors (1288441414410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002121100022 is a wasteful number, since it uses less digits than its factorization.

1002121100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23860026203.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002121100022 its reverse (2200011212001), we get a palindrome (3202132312023).

The spelling of 1002121100022 in words is "one trillion, two billion, one hundred twenty-one million, one hundred thousand, twenty-two".