1020222001201 has 16 divisors (see below), whose sum is σ = 1102985524480. Its totient is φ = 938072067840.

The previous prime is 1020222001121. The next prime is 1020222001229. The reversal of 1020222001201 is 1021002220201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1020222001201 - 2¹³ = 1020221993009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020222001241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18408190 + ... + 18463528.

It is an arithmetic number, because the mean of its divisors is an integer number (68936595280).

Almost surely, 2^{1020222001201} is an apocalyptic number.

It is an amenable number.

1020222001201 is a deficient number, since it is larger than the sum of its proper divisors (82763523279).

1020222001201 is a wasteful number, since it uses less digits than its factorization.

1020222001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60856.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1020222001201 its reverse (1021002220201), we get a palindrome (2041224221402).

The spelling of 1020222001201 in words is "one trillion, twenty billion, two hundred twenty-two million, one thousand, two hundred one".