2202121021004 has 12 divisors (see below), whose sum is σ = 3853779093528. Its totient is φ = 1101041280000.

The previous prime is 2202121020961. The next prime is 2202121021013. The reversal of 2202121021004 is 4001201212022.

It is a super-2 number, since 2×2202121021004² (a number of 25 digits) contains 22 as substring.

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, 4548422 + ... + 5009229.

It is an arithmetic number, because the mean of its divisors is an integer number (321148257794).

Almost surely, 2^{2202121021004} is an apocalyptic number.

It is an amenable number.

2202121021004 is a deficient number, since it is larger than the sum of its proper divisors (1651658072524).

2202121021004 is a wasteful number, since it uses less digits than its factorization.

2202121021004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9615256 (or 9615254 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2202121021004 its reverse (4001201212022), we get a palindrome (6203322233026).

The spelling of 2202121021004 in words is "two trillion, two hundred two billion, one hundred twenty-one million, twenty-one thousand, four".