1222134420135 has 32 divisors (see below), whose sum is σ = 1968664670208. Its totient is φ = 647399208960.

The previous prime is 1222134420107. The next prime is 1222134420179. The reversal of 1222134420135 is 5310244312221.

It is a happy number.

It is not a de Polignac number, because 1222134420135 - 2¹³ = 1222134411943 is a prime.

It is a super-2 number, since 2×1222134420135² (a number of 25 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 31 ways as a sum of consecutive naturals, for example, 1492234 + ... + 2161256.

It is an arithmetic number, because the mean of its divisors is an integer number (61520770944).

Almost surely, 2^{1222134420135} is an apocalyptic number.

1222134420135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1222134420135 is a deficient number, since it is larger than the sum of its proper divisors (746530250073).

1222134420135 is a wasteful number, since it uses less digits than its factorization.

1222134420135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669855.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1222134420135 its reverse (5310244312221), we get a palindrome (6532378732356).

The spelling of 1222134420135 in words is "one trillion, two hundred twenty-two billion, one hundred thirty-four million, four hundred twenty thousand, one hundred thirty-five".