11020101202121 has 32 divisors (see below), whose sum is σ = 12398734872576. Its totient is φ = 9708498720000.

The previous prime is 11020101202063. The next prime is 11020101202133. The reversal of 11020101202121 is 12120210102011.

It is a cyclic number.

It is not a de Polignac number, because 11020101202121 - 2⁶ = 11020101202057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020101202096 and 11020101202105.

It is not an unprimeable number, because it can be changed into a prime (11020101202021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 549593546 + ... + 549613596.

It is an arithmetic number, because the mean of its divisors is an integer number (387460464768).

Almost surely, 2^{11020101202121} is an apocalyptic number.

11020101202121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11020101202121 is a deficient number, since it is larger than the sum of its proper divisors (1378633670455).

11020101202121 is a wasteful number, since it uses less digits than its factorization.

11020101202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30533.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11020101202121 its reverse (12120210102011), we get a palindrome (23140311304132).

The spelling of 11020101202121 in words is "eleven trillion, twenty billion, one hundred one million, two hundred two thousand, one hundred twenty-one".