11211222101102 has 32 divisors (see below), whose sum is σ = 18691980733440. Its totient is φ = 5019142919040.

The previous prime is 11211222101081. The next prime is 11211222101113. The reversal of 11211222101102 is 20110122211211.

It is a super-2 number, since 2×11211222101102² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90080468 + ... + 90204839.

It is an arithmetic number, because the mean of its divisors is an integer number (584124397920).

Almost surely, 2^{11211222101102} is an apocalyptic number.

11211222101102 is a deficient number, since it is larger than the sum of its proper divisors (7480758632338).

11211222101102 is a wasteful number, since it uses less digits than its factorization.

11211222101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180285416.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11211222101102 its reverse (20110122211211), we get a palindrome (31321344312313).

The spelling of 11211222101102 in words is "eleven trillion, two hundred eleven billion, two hundred twenty-two million, one hundred one thousand, one hundred two".