11020013210 has 16 divisors (see below), whose sum is σ = 20319829992. Its totient is φ = 4300492800.

The previous prime is 11020013189. The next prime is 11020013239. The reversal of 11020013210 is 1231002011.

It can be written as a sum of positive squares in 4 ways, for example, as 9612037681 + 1407975529 = 98041^2 + 37523^2 .

It is a super-2 number, since 2×11020013210² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11020013191 and 11020013200.

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, 13438631 + ... + 13439450.

Almost surely, 2^11020013210 is an apocalyptic number.

11020013210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11020013210 is a deficient number, since it is larger than the sum of its proper divisors (9299816782).

11020013210 is a wasteful number, since it uses less digits than its factorization.

11020013210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26878129.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11020013210 its reverse (1231002011), we get a palindrome (12251015221).

The spelling of 11020013210 in words is "eleven billion, twenty million, thirteen thousand, two hundred ten".