202012011221102 has 16 divisors (see below), whose sum is σ = 310044430270080. Its totient is φ = 98684873518392.

The previous prime is 202012011221051. The next prime is 202012011221113. The reversal of 202012011221102 is 201122110210202.

It is a super-2 number, since 2×202012011221102² (a number of 29 digits) contains 22 as substring.

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, 5251410818 + ... + 5251449285.

It is an arithmetic number, because the mean of its divisors is an integer number (19377776891880).

Almost surely, 2^{202012011221102} is an apocalyptic number.

202012011221102 is a deficient number, since it is larger than the sum of its proper divisors (108032419048978).

202012011221102 is a wasteful number, since it uses less digits than its factorization.

202012011221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10502860327.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202012011221102 its reverse (201122110210202), we get a palindrome (403134121431304).

The spelling of 202012011221102 in words is "two hundred two trillion, twelve billion, eleven million, two hundred twenty-one thousand, one hundred two".