1211002302022 has 16 divisors (see below), whose sum is σ = 1855437543360. Its totient is φ = 592527080448.

The previous prime is 1211002302011. The next prime is 1211002302043. The reversal of 1211002302022 is 2202032001121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1211002301987 and 1211002302005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372873 + ... + 1600324.

It is an arithmetic number, because the mean of its divisors is an integer number (115964846460).

Almost surely, 2^{1211002302022} is an apocalyptic number.

1211002302022 is a deficient number, since it is larger than the sum of its proper divisors (644435241338).

1211002302022 is a wasteful number, since it uses less digits than its factorization.

1211002302022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979775.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1211002302022 its reverse (2202032001121), we get a palindrome (3413034303143).

The spelling of 1211002302022 in words is "one trillion, two hundred eleven billion, two million, three hundred two thousand, twenty-two".