1202211212022 has 64 divisors (see below), whose sum is σ = 2741850155520. Its totient is φ = 390332628000.

The previous prime is 1202211211973. The next prime is 1202211212051. The reversal of 1202211212022 is 2202121122021.

It is a happy number.

1202211212022 is a `hidden beast` number, since 120 + 221 + 121 + 202 + 2 = 666.

It is a super-2 number, since 2×1202211212022² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1202211211986 and 1202211212004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1570729 + ... + 2207172.

It is an arithmetic number, because the mean of its divisors is an integer number (42841408680).

Almost surely, 2^{1202211212022} is an apocalyptic number.

1202211212022 is an abundant number, since it is smaller than the sum of its proper divisors (1539638943498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1202211212022 is a wasteful number, since it uses less digits than its factorization.

1202211212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778066 (or 3778060 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1202211212022 its reverse (2202121122021), we get a palindrome (3404332334043).

Subtracting 1202211212022 from its reverse (2202121122021), we obtain a palindrome (999909909999).

The spelling of 1202211212022 in words is "one trillion, two hundred two billion, two hundred eleven million, two hundred twelve thousand, twenty-two".