1042212278252 has 48 divisors (see below), whose sum is σ = 1857985051104. Its totient is φ = 511435008000.

The previous prime is 1042212278243. The next prime is 1042212278287. The reversal of 1042212278252 is 2528722122401.

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, 62433227 + ... + 62449917.

It is an arithmetic number, because the mean of its divisors is an integer number (38708021898).

Almost surely, 2^{1042212278252} is an apocalyptic number.

It is an amenable number.

1042212278252 is a deficient number, since it is larger than the sum of its proper divisors (815772772852).

1042212278252 is a wasteful number, since it uses less digits than its factorization.

1042212278252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17810 (or 17808 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The spelling of 1042212278252 in words is "one trillion, forty-two billion, two hundred twelve million, two hundred seventy-eight thousand, two hundred fifty-two".