101402020040342 has 64 divisors (see below), whose sum is σ = 177018366919680. Its totient is φ = 42669598608000.

The previous prime is 101402020040311. The next prime is 101402020040353. The reversal of 101402020040342 is 243040020204101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139772303 + ... + 140495909.

It is an arithmetic number, because the mean of its divisors is an integer number (2765911983120).

Almost surely, 2^{101402020040342} is an apocalyptic number.

101402020040342 is a deficient number, since it is larger than the sum of its proper divisors (75616346879338).

101402020040342 is a wasteful number, since it uses less digits than its factorization.

101402020040342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724557.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 101402020040342 its reverse (243040020204101), we get a palindrome (344442040244443).

The spelling of 101402020040342 in words is "one hundred one trillion, four hundred two billion, twenty million, forty thousand, three hundred forty-two".