1202211121001 has 8 divisors (see below), whose sum is σ = 1311541308000. Its totient is φ = 1092887311840.

The previous prime is 1202211120967. The next prime is 1202211121037. The reversal of 1202211121001 is 1001211122021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1202211121001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202211121091) 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, 1195991 + ... + 1958268.

It is an arithmetic number, because the mean of its divisors is an integer number (163942663500).

Almost surely, 2^{1202211121001} is an apocalyptic number.

1202211121001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1202211121001 is a deficient number, since it is larger than the sum of its proper divisors (109330186999).

1202211121001 is a wasteful number, since it uses less digits than its factorization.

1202211121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188919.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1202211121001 its reverse (1001211122021), we get a palindrome (2203422243022).

The spelling of 1202211121001 in words is "one trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, one".