1022012201121 has 8 divisors (see below), whose sum is σ = 1362721416000. Its totient is φ = 681322226832.

The previous prime is 1022012201087. The next prime is 1022012201149. The reversal of 1022012201121 is 1211022102201.

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

It is not a de Polignac number, because 1022012201121 - 2²¹ = 1022010103969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022012201121.

It is not an unprimeable number, because it can be changed into a prime (1022012221121) 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, 4685746 + ... + 4899003.

It is an arithmetic number, because the mean of its divisors is an integer number (170340177000).

Almost surely, 2^{1022012201121} is an apocalyptic number.

It is an amenable number.

1022012201121 is a deficient number, since it is larger than the sum of its proper divisors (340709214879).

1022012201121 is an equidigital number, since it uses as much as digits as its factorization.

1022012201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9620295.

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

Adding to 1022012201121 its reverse (1211022102201), we get a palindrome (2233034303322).

The spelling of 1022012201121 in words is "one trillion, twenty-two billion, twelve million, two hundred one thousand, one hundred twenty-one".