202201211122020 has 240 divisors, whose sum is σ = 703321374926016. Its totient is φ = 48214893600000.

The previous prime is 202201211122013. The next prime is 202201211122067. The reversal of 202201211122020 is 20221112102202.

It is a happy number.

202201211122020 is a `hidden beast` number, since 20 + 220 + 1 + 211 + 12 + 202 + 0 = 666.

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 = 202201211121984 and 202201211122002.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 91920106 + ... + 94094145.

Almost surely, 2^{202201211122020} is an apocalyptic number.

202201211122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201211122020 is an abundant number, since it is smaller than the sum of its proper divisors (501120163803996).

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

202201211122020 is a wasteful number, since it uses less digits than its factorization.

202201211122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186014344 (or 186014333 counting only the distinct ones).

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

Adding to 202201211122020 its reverse (20221112102202), we get a palindrome (222422323224222).

The spelling of 202201211122020 in words is "two hundred two trillion, two hundred one billion, two hundred eleven million, one hundred twenty-two thousand, twenty".