1020201120122 has 8 divisors (see below), whose sum is σ = 1542351300096. Its totient is φ = 506084020092.

The previous prime is 1020201120083. The next prime is 1020201120179. The reversal of 1020201120122 is 2210211020201.

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

It is a junction number, because it is equal to n+sod(n) for n = 1020201120097 and 1020201120106.

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, 2008269668 + ... + 2008270175.

It is an arithmetic number, because the mean of its divisors is an integer number (192793912512).

Almost surely, 2^{1020201120122} is an apocalyptic number.

1020201120122 is a deficient number, since it is larger than the sum of its proper divisors (522150179974).

1020201120122 is a wasteful number, since it uses less digits than its factorization.

1020201120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016539972.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1020201120122 its reverse (2210211020201), we get a palindrome (3230412140323).

The spelling of 1020201120122 in words is "one trillion, twenty billion, two hundred one million, one hundred twenty thousand, one hundred twenty-two".