401222031021142 has 32 divisors (see below), whose sum is σ = 638670131769600. Its totient is φ = 188628656528928.

The previous prime is 401222031021061. The next prime is 401222031021247. The reversal of 401222031021142 is 241120130222104.

It is a congruent number.

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, 62956609 + ... + 69036067.

It is an arithmetic number, because the mean of its divisors is an integer number (19958441617800).

Almost surely, 2^{401222031021142} is an apocalyptic number.

401222031021142 is a deficient number, since it is larger than the sum of its proper divisors (237448100748458).

401222031021142 is a wasteful number, since it uses less digits than its factorization.

401222031021142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6103860.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 401222031021142 its reverse (241120130222104), we get a palindrome (642342161243246).

The spelling of 401222031021142 in words is "four hundred one trillion, two hundred twenty-two billion, thirty-one million, twenty-one thousand, one hundred forty-two".