11202121231022 has 16 divisors (see below), whose sum is σ = 16836232108752. Its totient is φ = 5590044882240.

The previous prime is 11202121231001. The next prime is 11202121231043. The reversal of 11202121231022 is 22013212120211.

It is an interprime number because it is at equal distance from previous prime (11202121231001) and next prime (11202121231043).

It is a junction number, because it is equal to n+sod(n) for n = 11202121230985 and 11202121231003.

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, 22718633 + ... + 23206475.

It is an arithmetic number, because the mean of its divisors is an integer number (1052264506797).

Almost surely, 2^{11202121231022} is an apocalyptic number.

11202121231022 is a deficient number, since it is larger than the sum of its proper divisors (5634110877730).

11202121231022 is a wasteful number, since it uses less digits than its factorization.

11202121231022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510403.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11202121231022 its reverse (22013212120211), we get a palindrome (33215333351233).

The spelling of 11202121231022 in words is "eleven trillion, two hundred two billion, one hundred twenty-one million, two hundred thirty-one thousand, twenty-two".