1342140220122 has 128 divisors (see below), whose sum is σ = 3088662700032. Its totient is φ = 385662816000.

The previous prime is 1342140220103. The next prime is 1342140220123. The reversal of 1342140220122 is 2210220412431.

It is a super-2 number, since 2×1342140220122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1342140220092 and 1342140220101.

It is not an unprimeable number, because it can be changed into a prime (1342140220123) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13068372 + ... + 13170672.

It is an arithmetic number, because the mean of its divisors is an integer number (24130177344).

Almost surely, 2^{1342140220122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342140220122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1544331350016).

1342140220122 is an abundant number, since it is smaller than the sum of its proper divisors (1746522479910).

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

1342140220122 is a wasteful number, since it uses less digits than its factorization.

1342140220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102516.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1342140220122 its reverse (2210220412431), we get a palindrome (3552360632553).

The spelling of 1342140220122 in words is "one trillion, three hundred forty-two billion, one hundred forty million, two hundred twenty thousand, one hundred twenty-two".