1401235122 has 32 divisors (see below), whose sum is σ = 3204432000. Its totient is φ = 400151808.

The previous prime is 1401235117. The next prime is 1401235151. The reversal of 1401235122 is 2215321041.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 89754 + ... + 104202.

It is an arithmetic number, because the mean of its divisors is an integer number (100138500).

Almost surely, 2^1401235122 is an apocalyptic number.

1401235122 is an abundant number, since it is smaller than the sum of its proper divisors (1803196878).

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

1401235122 is a wasteful number, since it uses less digits than its factorization.

1401235122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16770.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1401235122 is about 37433.0752410218. The cubic root of 1401235122 is about 1119.0178256985.

Adding to 1401235122 its reverse (2215321041), we get a palindrome (3616556163).

The spelling of 1401235122 in words is "one billion, four hundred one million, two hundred thirty-five thousand, one hundred twenty-two".