401012422040402 has 16 divisors (see below), whose sum is σ = 610526897640000. Its totient is φ = 197523408020400.

The previous prime is 401012422040369. The next prime is 401012422040423. The reversal of 401012422040402 is 204040224210104.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4987924652 + ... + 4988005047.

It is an arithmetic number, because the mean of its divisors is an integer number (38157931102500).

Almost surely, 2^{401012422040402} is an apocalyptic number.

401012422040402 is a deficient number, since it is larger than the sum of its proper divisors (209514475599598).

401012422040402 is a wasteful number, since it uses less digits than its factorization.

401012422040402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9975930001.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 401012422040402 its reverse (204040224210104), we get a palindrome (605052646250506).

The spelling of 401012422040402 in words is "four hundred one trillion, twelve billion, four hundred twenty-two million, forty thousand, four hundred two".