1202021121022 has 8 divisors (see below), whose sum is σ = 1909092368736. Its totient is φ = 565656998112.

The previous prime is 1202021121011. The next prime is 1202021121047. The reversal of 1202021121022 is 2201211202021.

It is a happy number.

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 = 1202021120987 and 1202021121005.

It is a congruent number.

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, 17676781158 + ... + 17676781225.

It is an arithmetic number, because the mean of its divisors is an integer number (238636546092).

Almost surely, 2^{1202021121022} is an apocalyptic number.

1202021121022 is a deficient number, since it is larger than the sum of its proper divisors (707071247714).

1202021121022 is a wasteful number, since it uses less digits than its factorization.

1202021121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35353562402.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1202021121022 its reverse (2201211202021), we get a palindrome (3403232323043).

The spelling of 1202021121022 in words is "one trillion, two hundred two billion, twenty-one million, one hundred twenty-one thousand, twenty-two".