1022122010121 has 8 divisors (see below), whose sum is σ = 1363425258624. Its totient is φ = 681116717520.

The previous prime is 1022122010101. The next prime is 1022122010123. The reversal of 1022122010121 is 1210102212201.

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

It is a de Polignac number, because none of the positive numbers 2^k-1022122010121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022122010121.

It is not an unprimeable number, because it can be changed into a prime (1022122010123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74480970 + ... + 74494691.

It is an arithmetic number, because the mean of its divisors is an integer number (170428157328).

Almost surely, 2^{1022122010121} is an apocalyptic number.

It is an amenable number.

1022122010121 is a deficient number, since it is larger than the sum of its proper divisors (341303248503).

1022122010121 is a wasteful number, since it uses less digits than its factorization.

1022122010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148977951.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1022122010121 its reverse (1210102212201), we get a palindrome (2232224222322).

The spelling of 1022122010121 in words is "one trillion, twenty-two billion, one hundred twenty-two million, ten thousand, one hundred twenty-one".