1022122112002 has 8 divisors (see below), whose sum is σ = 1574620551036. Its totient is φ = 497248594992.

The previous prime is 1022122111973. The next prime is 1022122112041. The reversal of 1022122112002 is 2002112212201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 992272984641 + 29849127361 = 996129^2 + 172769^2 .

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

It is a super-2 number, since 2×1022122112002² (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, 6906230413 + ... + 6906230560.

Almost surely, 2^{1022122112002} is an apocalyptic number.

1022122112002 is a deficient number, since it is larger than the sum of its proper divisors (552498439034).

1022122112002 is a wasteful number, since it uses less digits than its factorization.

1022122112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13812461012.

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

Adding to 1022122112002 its reverse (2002112212201), we get a palindrome (3024234324203).

The spelling of 1022122112002 in words is "one trillion, twenty-two billion, one hundred twenty-two million, one hundred twelve thousand, two".