2142214542046 has 4 divisors (see below), whose sum is σ = 3213321813072. Its totient is φ = 1071107271022.

The previous prime is 2142214541977. The next prime is 2142214542073. The reversal of 2142214542046 is 6402454122412.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2142214542046² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2142214541996 and 2142214542014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535553635510 + ... + 535553635513.

It is an arithmetic number, because the mean of its divisors is an integer number (803330453268).

Almost surely, 2^{2142214542046} is an apocalyptic number.

2142214542046 is a deficient number, since it is larger than the sum of its proper divisors (1071107271026).

2142214542046 is a wasteful number, since it uses less digits than its factorization.

2142214542046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071107271025.

The product of its (nonzero) digits is 122880, while the sum is 37.

Adding to 2142214542046 its reverse (6402454122412), we get a palindrome (8544668664458).

The spelling of 2142214542046 in words is "two trillion, one hundred forty-two billion, two hundred fourteen million, five hundred forty-two thousand, forty-six".