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BaseRepresentation
bin10100111001110010…
…10101101000011110
31001222002120101120020
422130321111220132
5140440341223402
65053322533010
7545045135424
oct123471255036
931862511506
1011222211102
114839711333
122212367166
13109ac8a5cb
147865d5114
1545a3348bc
hex29ce55a1e

11222211102 has 32 divisors (see below), whose sum is σ = 22540678272. Its totient is φ = 3724725984.

The previous prime is 11222211089. The next prime is 11222211107. The reversal of 11222211102 is 20111222211.

Adding to 11222211102 its reverse (20111222211), we get a palindrome (31333433313).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222211107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1655973 + ... + 1662735.

It is an arithmetic number, because the mean of its divisors is an integer number (704396196).

Almost surely, 211222211102 is an apocalyptic number.

11222211102 is an abundant number, since it is smaller than the sum of its proper divisors (11318467170).

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

11222211102 is a wasteful number, since it uses less digits than its factorization.

11222211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7912.

The product of its (nonzero) digits is 32, while the sum is 15.

The spelling of 11222211102 in words is "eleven billion, two hundred twenty-two million, two hundred eleven thousand, one hundred two".