1422141152520 has 128 divisors (see below), whose sum is σ = 4655097216000. Its totient is φ = 344700967680.

The previous prime is 1422141152503. The next prime is 1422141152527. The reversal of 1422141152520 is 252511412241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1422141152527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7668651 + ... + 7851909.

It is an arithmetic number, because the mean of its divisors is an integer number (36367947000).

Almost surely, 2^{1422141152520} is an apocalyptic number.

1422141152520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422141152520 is an abundant number, since it is smaller than the sum of its proper divisors (3232956063480).

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

1422141152520 is a wasteful number, since it uses less digits than its factorization.

1422141152520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189163 (or 189159 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 1422141152520 its reverse (252511412241), we get a palindrome (1674652564761).

The spelling of 1422141152520 in words is "one trillion, four hundred twenty-two billion, one hundred forty-one million, one hundred fifty-two thousand, five hundred twenty".